Home / 132,044.87-182,221.39-71,615.27

Finding the Fourth Proportional to 132,044.87, 182,221.39 and 71,615.27

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Solution

The fourth proportional to 132,044.87, 182,221.39 and 71,615.27 is: 98,828.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,044.87 : 182,221.39 = 71,615.27 : x
  2. Step 2: Convert to fraction form
    132,044.87/182,221.39 = 71,615.27/x
  3. Step 3: Cross multiply
    132,044.87x = 182,221.39 × 71,615.27
  4. Step 4: Simplify right side
    132,044.87x = 13,049,834,044.63
  5. Step 5: Solve for x
    x = 13,049,834,044.63/132,044.87
  6. Step 6: Final answer
    x = 98,828.78

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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.