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Finding the Fourth Proportional to 159,472.53, 239,209.13 and 149,729.45

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Solution

The fourth proportional to 159,472.53, 239,209.13 and 149,729.45 is: 224,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,472.53 : 239,209.13 = 149,729.45 : x
  2. Step 2: Convert to fraction form
    159,472.53/239,209.13 = 149,729.45/x
  3. Step 3: Cross multiply
    159,472.53x = 239,209.13 × 149,729.45
  4. Step 4: Simplify right side
    159,472.53x = 35,816,650,648.16
  5. Step 5: Solve for x
    x = 35,816,650,648.16/159,472.53
  6. Step 6: Final answer
    x = 224,594.48

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1.5x scale

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.