Home / 108,233.28-149,358.96-60,486.84

Finding the Fourth Proportional to 108,233.28, 149,358.96 and 60,486.84

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Solution

The fourth proportional to 108,233.28, 149,358.96 and 60,486.84 is: 83,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,233.28 : 149,358.96 = 60,486.84 : x
  2. Step 2: Convert to fraction form
    108,233.28/149,358.96 = 60,486.84/x
  3. Step 3: Cross multiply
    108,233.28x = 149,358.96 × 60,486.84
  4. Step 4: Simplify right side
    108,233.28x = 9,034,251,516.09
  5. Step 5: Solve for x
    x = 9,034,251,516.09/108,233.28
  6. Step 6: Final answer
    x = 83,470.18

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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.