Home / 110,581.38-152,602.20-60,280.38

Finding the Fourth Proportional to 110,581.38, 152,602.20 and 60,280.38

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Solution

The fourth proportional to 110,581.38, 152,602.20 and 60,280.38 is: 83,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,581.38 : 152,602.20 = 60,280.38 : x
  2. Step 2: Convert to fraction form
    110,581.38/152,602.20 = 60,280.38/x
  3. Step 3: Cross multiply
    110,581.38x = 152,602.20 × 60,280.38
  4. Step 4: Simplify right side
    110,581.38x = 9,198,918,604.84
  5. Step 5: Solve for x
    x = 9,198,918,604.84/110,581.38
  6. Step 6: Final answer
    x = 83,186.87

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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.