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Finding the Fourth Proportional to 96,129.76, 131,695.59 and 92,535.88

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Solution

The fourth proportional to 96,129.76, 131,695.59 and 92,535.88 is: 126,772.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,129.76 : 131,695.59 = 92,535.88 : x
  2. Step 2: Convert to fraction form
    96,129.76/131,695.59 = 92,535.88/x
  3. Step 3: Cross multiply
    96,129.76x = 131,695.59 × 92,535.88
  4. Step 4: Simplify right side
    96,129.76x = 12,186,567,312.77
  5. Step 5: Solve for x
    x = 12,186,567,312.77/96,129.76
  6. Step 6: Final answer
    x = 126,772.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.