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Finding the Fourth Proportional to 96,079.96, 132,523.66 and 65,867.97

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Solution

The fourth proportional to 96,079.96, 132,523.66 and 65,867.97 is: 90,852.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,079.96 : 132,523.66 = 65,867.97 : x
  2. Step 2: Convert to fraction form
    96,079.96/132,523.66 = 65,867.97/x
  3. Step 3: Cross multiply
    96,079.96x = 132,523.66 × 65,867.97
  4. Step 4: Simplify right side
    96,079.96x = 8,729,064,461.17
  5. Step 5: Solve for x
    x = 8,729,064,461.17/96,079.96
  6. Step 6: Final answer
    x = 90,852.08

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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.