Home / 132,302.55-182,576.79-71,872.71

Finding the Fourth Proportional to 132,302.55, 182,576.79 and 71,872.71

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Solution

The fourth proportional to 132,302.55, 182,576.79 and 71,872.71 is: 99,183.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,302.55 : 182,576.79 = 71,872.71 : x
  2. Step 2: Convert to fraction form
    132,302.55/182,576.79 = 71,872.71/x
  3. Step 3: Cross multiply
    132,302.55x = 182,576.79 × 71,872.71
  4. Step 4: Simplify right side
    132,302.55x = 13,122,288,680.40
  5. Step 5: Solve for x
    x = 13,122,288,680.40/132,302.55
  6. Step 6: Final answer
    x = 99,183.94

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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.