Home / 132,220.92-182,466.78-71,791.68

Finding the Fourth Proportional to 132,220.92, 182,466.78 and 71,791.68

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Solution

The fourth proportional to 132,220.92, 182,466.78 and 71,791.68 is: 99,073.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,220.92 : 182,466.78 = 71,791.68 : x
  2. Step 2: Convert to fraction form
    132,220.92/182,466.78 = 71,791.68/x
  3. Step 3: Cross multiply
    132,220.92x = 182,466.78 × 71,791.68
  4. Step 4: Simplify right side
    132,220.92x = 13,099,596,680.39
  5. Step 5: Solve for x
    x = 13,099,596,680.39/132,220.92
  6. Step 6: Final answer
    x = 99,073.56

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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.