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Finding the Fourth Proportional to 71,392.20, 107,090.00 and 24,007.91

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Solution

The fourth proportional to 71,392.20, 107,090.00 and 24,007.91 is: 36,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,392.20 : 107,090.00 = 24,007.91 : x
  2. Step 2: Convert to fraction form
    71,392.20/107,090.00 = 24,007.91/x
  3. Step 3: Cross multiply
    71,392.20x = 107,090.00 × 24,007.91
  4. Step 4: Simplify right side
    71,392.20x = 2,571,006,426.41
  5. Step 5: Solve for x
    x = 2,571,006,426.41/71,392.20
  6. Step 6: Final answer
    x = 36,012.43

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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.