Home / 132,044.62-182,221.05-71,615.02

Finding the Fourth Proportional to 132,044.62, 182,221.05 and 71,615.02

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Solution

The fourth proportional to 132,044.62, 182,221.05 and 71,615.02 is: 98,828.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,044.62 : 182,221.05 = 71,615.02 : x
  2. Step 2: Convert to fraction form
    132,044.62/182,221.05 = 71,615.02/x
  3. Step 3: Cross multiply
    132,044.62x = 182,221.05 × 71,615.02
  4. Step 4: Simplify right side
    132,044.62x = 13,049,764,140.17
  5. Step 5: Solve for x
    x = 13,049,764,140.17/132,044.62
  6. Step 6: Final answer
    x = 98,828.44

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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.