Home / 96,738.28-144,776.22-67,189.48

Finding the Fourth Proportional to 96,738.28, 144,776.22 and 67,189.48

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Solution

The fourth proportional to 96,738.28, 144,776.22 and 67,189.48 is: 100,554.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,738.28 : 144,776.22 = 67,189.48 : x
  2. Step 2: Convert to fraction form
    96,738.28/144,776.22 = 67,189.48/x
  3. Step 3: Cross multiply
    96,738.28x = 144,776.22 × 67,189.48
  4. Step 4: Simplify right side
    96,738.28x = 9,727,438,938.17
  5. Step 5: Solve for x
    x = 9,727,438,938.17/96,738.28
  6. Step 6: Final answer
    x = 100,554.19

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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.