Home / 91,524.18-137,233.68-48,776.97

Finding the Fourth Proportional to 91,524.18, 137,233.68 and 48,776.97

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Solution

The fourth proportional to 91,524.18, 137,233.68 and 48,776.97 is: 73,137.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,524.18 : 137,233.68 = 48,776.97 : x
  2. Step 2: Convert to fraction form
    91,524.18/137,233.68 = 48,776.97/x
  3. Step 3: Cross multiply
    91,524.18x = 137,233.68 × 48,776.97
  4. Step 4: Simplify right side
    91,524.18x = 6,693,843,092.35
  5. Step 5: Solve for x
    x = 6,693,843,092.35/91,524.18
  6. Step 6: Final answer
    x = 73,137.43

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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.