Home / 108,034.12-149,086.86-60,284.62

Finding the Fourth Proportional to 108,034.12, 149,086.86 and 60,284.62

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Solution

The fourth proportional to 108,034.12, 149,086.86 and 60,284.62 is: 83,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,034.12 : 149,086.86 = 60,284.62 : x
  2. Step 2: Convert to fraction form
    108,034.12/149,086.86 = 60,284.62/x
  3. Step 3: Cross multiply
    108,034.12x = 149,086.86 × 60,284.62
  4. Step 4: Simplify right side
    108,034.12x = 8,987,644,702.09
  5. Step 5: Solve for x
    x = 8,987,644,702.09/108,034.12
  6. Step 6: Final answer
    x = 83,192.65

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1.5x scale

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.