Home / 88,861.32-133,294.77-38,915.73

Finding the Fourth Proportional to 88,861.32, 133,294.77 and 38,915.73

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Solution

The fourth proportional to 88,861.32, 133,294.77 and 38,915.73 is: 58,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,861.32 : 133,294.77 = 38,915.73 : x
  2. Step 2: Convert to fraction form
    88,861.32/133,294.77 = 38,915.73/x
  3. Step 3: Cross multiply
    88,861.32x = 133,294.77 × 38,915.73
  4. Step 4: Simplify right side
    88,861.32x = 5,187,263,279.73
  5. Step 5: Solve for x
    x = 5,187,263,279.73/88,861.32
  6. Step 6: Final answer
    x = 58,374.82

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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.