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Finding the Fourth Proportional to 71,853.48, 107,737.70 and 24,451.47

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Solution

The fourth proportional to 71,853.48, 107,737.70 and 24,451.47 is: 36,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,853.48 : 107,737.70 = 24,451.47 : x
  2. Step 2: Convert to fraction form
    71,853.48/107,737.70 = 24,451.47/x
  3. Step 3: Cross multiply
    71,853.48x = 107,737.70 × 24,451.47
  4. Step 4: Simplify right side
    71,853.48x = 2,634,345,017.16
  5. Step 5: Solve for x
    x = 2,634,345,017.16/71,853.48
  6. Step 6: Final answer
    x = 36,662.73

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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.