Home / 126,008.17-173,891.18-69,419.54

Finding the Fourth Proportional to 126,008.17, 173,891.18 and 69,419.54

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Solution

The fourth proportional to 126,008.17, 173,891.18 and 69,419.54 is: 95,798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,008.17 : 173,891.18 = 69,419.54 : x
  2. Step 2: Convert to fraction form
    126,008.17/173,891.18 = 69,419.54/x
  3. Step 3: Cross multiply
    126,008.17x = 173,891.18 × 69,419.54
  4. Step 4: Simplify right side
    126,008.17x = 12,071,446,333.93
  5. Step 5: Solve for x
    x = 12,071,446,333.93/126,008.17
  6. Step 6: Final answer
    x = 95,798.92

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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.