Home / 121,445.80-182,148.10-32,679.52

Finding the Fourth Proportional to 121,445.80, 182,148.10 and 32,679.52

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Solution

The fourth proportional to 121,445.80, 182,148.10 and 32,679.52 is: 49,013.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,445.80 : 182,148.10 = 32,679.52 : x
  2. Step 2: Convert to fraction form
    121,445.80/182,148.10 = 32,679.52/x
  3. Step 3: Cross multiply
    121,445.80x = 182,148.10 × 32,679.52
  4. Step 4: Simplify right side
    121,445.80x = 5,952,512,476.91
  5. Step 5: Solve for x
    x = 5,952,512,476.91/121,445.80
  6. Step 6: Final answer
    x = 49,013.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.