Home / 108,229.28-149,356.01-60,482.61

Finding the Fourth Proportional to 108,229.28, 149,356.01 and 60,482.61

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Solution

The fourth proportional to 108,229.28, 149,356.01 and 60,482.61 is: 83,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,229.28 : 149,356.01 = 60,482.61 : x
  2. Step 2: Convert to fraction form
    108,229.28/149,356.01 = 60,482.61/x
  3. Step 3: Cross multiply
    108,229.28x = 149,356.01 × 60,482.61
  4. Step 4: Simplify right side
    108,229.28x = 9,033,441,001.57
  5. Step 5: Solve for x
    x = 9,033,441,001.57/108,229.28
  6. Step 6: Final answer
    x = 83,465.78

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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.