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Finding the Fourth Proportional to 132,044.75, 182,221.22 and 71,615.15

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Solution

The fourth proportional to 132,044.75, 182,221.22 and 71,615.15 is: 98,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,044.75 : 182,221.22 = 71,615.15 : x
  2. Step 2: Convert to fraction form
    132,044.75/182,221.22 = 71,615.15/x
  3. Step 3: Cross multiply
    132,044.75x = 182,221.22 × 71,615.15
  4. Step 4: Simplify right side
    132,044.75x = 13,049,800,003.48
  5. Step 5: Solve for x
    x = 13,049,800,003.48/132,044.75
  6. Step 6: Final answer
    x = 98,828.62

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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.