Home / 108,712.26-163,034.46-52,517.52

Finding the Fourth Proportional to 108,712.26, 163,034.46 and 52,517.52

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Solution

The fourth proportional to 108,712.26, 163,034.46 and 52,517.52 is: 78,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,712.26 : 163,034.46 = 52,517.52 : x
  2. Step 2: Convert to fraction form
    108,712.26/163,034.46 = 52,517.52/x
  3. Step 3: Cross multiply
    108,712.26x = 163,034.46 × 52,517.52
  4. Step 4: Simplify right side
    108,712.26x = 8,562,165,513.74
  5. Step 5: Solve for x
    x = 8,562,165,513.74/108,712.26
  6. Step 6: Final answer
    x = 78,759.89

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1.5x scale

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.