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Finding the Fourth Proportional to 234,150.92, 351,227.28 and 56,657.66

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Solution

The fourth proportional to 234,150.92, 351,227.28 and 56,657.66 is: 84,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,150.92 : 351,227.28 = 56,657.66 : x
  2. Step 2: Convert to fraction form
    234,150.92/351,227.28 = 56,657.66/x
  3. Step 3: Cross multiply
    234,150.92x = 351,227.28 × 56,657.66
  4. Step 4: Simplify right side
    234,150.92x = 19,899,715,812.96
  5. Step 5: Solve for x
    x = 19,899,715,812.96/234,150.92
  6. Step 6: Final answer
    x = 84,986.71

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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.