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Finding the Fourth Proportional to 71,662.11, 107,502.90 and 24,908.91

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Solution

The fourth proportional to 71,662.11, 107,502.90 and 24,908.91 is: 37,366.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,662.11 : 107,502.90 = 24,908.91 : x
  2. Step 2: Convert to fraction form
    71,662.11/107,502.90 = 24,908.91/x
  3. Step 3: Cross multiply
    71,662.11x = 107,502.90 × 24,908.91
  4. Step 4: Simplify right side
    71,662.11x = 2,677,780,060.84
  5. Step 5: Solve for x
    x = 2,677,780,060.84/71,662.11
  6. Step 6: Final answer
    x = 37,366.75

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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.