Home / 147,132.20-220,727.10-62,892.20

Finding the Fourth Proportional to 147,132.20, 220,727.10 and 62,892.20

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Solution

The fourth proportional to 147,132.20, 220,727.10 and 62,892.20 is: 94,350.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,132.20 : 220,727.10 = 62,892.20 : x
  2. Step 2: Convert to fraction form
    147,132.20/220,727.10 = 62,892.20/x
  3. Step 3: Cross multiply
    147,132.20x = 220,727.10 × 62,892.20
  4. Step 4: Simplify right side
    147,132.20x = 13,882,012,918.62
  5. Step 5: Solve for x
    x = 13,882,012,918.62/147,132.20
  6. Step 6: Final answer
    x = 94,350.61

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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.