Home / 362,214.12-543,198.14-125,501.55

Finding the Fourth Proportional to 362,214.12, 543,198.14 and 125,501.55

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Solution

The fourth proportional to 362,214.12, 543,198.14 and 125,501.55 is: 188,209.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,214.12 : 543,198.14 = 125,501.55 : x
  2. Step 2: Convert to fraction form
    362,214.12/543,198.14 = 125,501.55/x
  3. Step 3: Cross multiply
    362,214.12x = 543,198.14 × 125,501.55
  4. Step 4: Simplify right side
    362,214.12x = 68,172,207,899.61
  5. Step 5: Solve for x
    x = 68,172,207,899.61/362,214.12
  6. Step 6: Final answer
    x = 188,209.69

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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.