Home / 89,080.14-122,900.08-50,812.19

Finding the Fourth Proportional to 89,080.14, 122,900.08 and 50,812.19

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Solution

The fourth proportional to 89,080.14, 122,900.08 and 50,812.19 is: 70,103.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,080.14 : 122,900.08 = 50,812.19 : x
  2. Step 2: Convert to fraction form
    89,080.14/122,900.08 = 50,812.19/x
  3. Step 3: Cross multiply
    89,080.14x = 122,900.08 × 50,812.19
  4. Step 4: Simplify right side
    89,080.14x = 6,244,822,215.98
  5. Step 5: Solve for x
    x = 6,244,822,215.98/89,080.14
  6. Step 6: Final answer
    x = 70,103.42

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.