Home / 108,514.26-162,876.60-52,393.95

Finding the Fourth Proportional to 108,514.26, 162,876.60 and 52,393.95

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Solution

The fourth proportional to 108,514.26, 162,876.60 and 52,393.95 is: 78,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,514.26 : 162,876.60 = 52,393.95 : x
  2. Step 2: Convert to fraction form
    108,514.26/162,876.60 = 52,393.95/x
  3. Step 3: Cross multiply
    108,514.26x = 162,876.60 × 52,393.95
  4. Step 4: Simplify right side
    108,514.26x = 8,533,748,436.57
  5. Step 5: Solve for x
    x = 8,533,748,436.57/108,514.26
  6. Step 6: Final answer
    x = 78,641.72

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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.