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Finding the Fourth Proportional to 224,735.92, 310,123.71 and 122,759.91

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Solution

The fourth proportional to 224,735.92, 310,123.71 and 122,759.91 is: 169,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,735.92 : 310,123.71 = 122,759.91 : x
  2. Step 2: Convert to fraction form
    224,735.92/310,123.71 = 122,759.91/x
  3. Step 3: Cross multiply
    224,735.92x = 310,123.71 × 122,759.91
  4. Step 4: Simplify right side
    224,735.92x = 38,070,757,565.50
  5. Step 5: Solve for x
    x = 38,070,757,565.50/224,735.92
  6. Step 6: Final answer
    x = 169,402.19

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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.