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Finding the Fourth Proportional to 83,658.48, 125,478.54 and 24,494.73

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Solution

The fourth proportional to 83,658.48, 125,478.54 and 24,494.73 is: 36,739.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,658.48 : 125,478.54 = 24,494.73 : x
  2. Step 2: Convert to fraction form
    83,658.48/125,478.54 = 24,494.73/x
  3. Step 3: Cross multiply
    83,658.48x = 125,478.54 × 24,494.73
  4. Step 4: Simplify right side
    83,658.48x = 3,073,562,958.09
  5. Step 5: Solve for x
    x = 3,073,562,958.09/83,658.48
  6. Step 6: Final answer
    x = 36,739.41

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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.