Home / 362,210.05-543,315.11-125,552.73

Finding the Fourth Proportional to 362,210.05, 543,315.11 and 125,552.73

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Solution

The fourth proportional to 362,210.05, 543,315.11 and 125,552.73 is: 188,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,210.05 : 543,315.11 = 125,552.73 : x
  2. Step 2: Convert to fraction form
    362,210.05/543,315.11 = 125,552.73/x
  3. Step 3: Cross multiply
    362,210.05x = 543,315.11 × 125,552.73
  4. Step 4: Simplify right side
    362,210.05x = 68,214,695,310.75
  5. Step 5: Solve for x
    x = 68,214,695,310.75/362,210.05
  6. Step 6: Final answer
    x = 188,329.11

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.