Home / 132,285.12-182,516.40-125,636.64

Finding the Fourth Proportional to 132,285.12, 182,516.40 and 125,636.64

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Solution

The fourth proportional to 132,285.12, 182,516.40 and 125,636.64 is: 173,343.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,285.12 : 182,516.40 = 125,636.64 : x
  2. Step 2: Convert to fraction form
    132,285.12/182,516.40 = 125,636.64/x
  3. Step 3: Cross multiply
    132,285.12x = 182,516.40 × 125,636.64
  4. Step 4: Simplify right side
    132,285.12x = 22,930,747,240.90
  5. Step 5: Solve for x
    x = 22,930,747,240.90/132,285.12
  6. Step 6: Final answer
    x = 173,343.36

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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.