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Finding the Fourth Proportional to 96,284.70, 132,906.29 and 66,169.71

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Solution

The fourth proportional to 96,284.70, 132,906.29 and 66,169.71 is: 91,337.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,284.70 : 132,906.29 = 66,169.71 : x
  2. Step 2: Convert to fraction form
    96,284.70/132,906.29 = 66,169.71/x
  3. Step 3: Cross multiply
    96,284.70x = 132,906.29 × 66,169.71
  4. Step 4: Simplify right side
    96,284.70x = 8,794,370,335.63
  5. Step 5: Solve for x
    x = 8,794,370,335.63/96,284.70
  6. Step 6: Final answer
    x = 91,337.15

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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.