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Finding the Fourth Proportional to 88,747.70, 133,089.15 and 29,585.30

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Solution

The fourth proportional to 88,747.70, 133,089.15 and 29,585.30 is: 44,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,747.70 : 133,089.15 = 29,585.30 : x
  2. Step 2: Convert to fraction form
    88,747.70/133,089.15 = 29,585.30/x
  3. Step 3: Cross multiply
    88,747.70x = 133,089.15 × 29,585.30
  4. Step 4: Simplify right side
    88,747.70x = 3,937,482,429.50
  5. Step 5: Solve for x
    x = 3,937,482,429.50/88,747.70
  6. Step 6: Final answer
    x = 44,367.15

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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.