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Finding the Fourth Proportional to 71,061.51, 106,475.63 and 24,288.87

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Solution

The fourth proportional to 71,061.51, 106,475.63 and 24,288.87 is: 36,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,061.51 : 106,475.63 = 24,288.87 : x
  2. Step 2: Convert to fraction form
    71,061.51/106,475.63 = 24,288.87/x
  3. Step 3: Cross multiply
    71,061.51x = 106,475.63 × 24,288.87
  4. Step 4: Simplify right side
    71,061.51x = 2,586,172,613.79
  5. Step 5: Solve for x
    x = 2,586,172,613.79/71,061.51
  6. Step 6: Final answer
    x = 36,393.44

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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.