Home / 132,360.47-182,565.05-87,023.96

Finding the Fourth Proportional to 132,360.47, 182,565.05 and 87,023.96

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Solution

The fourth proportional to 132,360.47, 182,565.05 and 87,023.96 is: 120,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,360.47 : 182,565.05 = 87,023.96 : x
  2. Step 2: Convert to fraction form
    132,360.47/182,565.05 = 87,023.96/x
  3. Step 3: Cross multiply
    132,360.47x = 182,565.05 × 87,023.96
  4. Step 4: Simplify right side
    132,360.47x = 15,887,532,260.65
  5. Step 5: Solve for x
    x = 15,887,532,260.65/132,360.47
  6. Step 6: Final answer
    x = 120,032.31

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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.