Home / 88,729.38-133,079.67-29,565.54

Finding the Fourth Proportional to 88,729.38, 133,079.67 and 29,565.54

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Solution

The fourth proportional to 88,729.38, 133,079.67 and 29,565.54 is: 44,343.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,729.38 : 133,079.67 = 29,565.54 : x
  2. Step 2: Convert to fraction form
    88,729.38/133,079.67 = 29,565.54/x
  3. Step 3: Cross multiply
    88,729.38x = 133,079.67 × 29,565.54
  4. Step 4: Simplify right side
    88,729.38x = 3,934,572,306.57
  5. Step 5: Solve for x
    x = 3,934,572,306.57/88,729.38
  6. Step 6: Final answer
    x = 44,343.51

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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.