Home / 234,199.52-351,355.17-76,428.26

Finding the Fourth Proportional to 234,199.52, 351,355.17 and 76,428.26

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Solution

The fourth proportional to 234,199.52, 351,355.17 and 76,428.26 is: 114,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,199.52 : 351,355.17 = 76,428.26 : x
  2. Step 2: Convert to fraction form
    234,199.52/351,355.17 = 76,428.26/x
  3. Step 3: Cross multiply
    234,199.52x = 351,355.17 × 76,428.26
  4. Step 4: Simplify right side
    234,199.52x = 26,853,464,285.10
  5. Step 5: Solve for x
    x = 26,853,464,285.10/234,199.52
  6. Step 6: Final answer
    x = 114,660.63

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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.