Home / 131,885.92-182,002.95-71,456.26

Finding the Fourth Proportional to 131,885.92, 182,002.95 and 71,456.26

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Solution

The fourth proportional to 131,885.92, 182,002.95 and 71,456.26 is: 98,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,885.92 : 182,002.95 = 71,456.26 : x
  2. Step 2: Convert to fraction form
    131,885.92/182,002.95 = 71,456.26/x
  3. Step 3: Cross multiply
    131,885.92x = 182,002.95 × 71,456.26
  4. Step 4: Simplify right side
    131,885.92x = 13,005,250,115.97
  5. Step 5: Solve for x
    x = 13,005,250,115.97/131,885.92
  6. Step 6: Final answer
    x = 98,609.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.