Home / 126,835.43-175,026.13-69,471.79

Finding the Fourth Proportional to 126,835.43, 175,026.13 and 69,471.79

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Solution

The fourth proportional to 126,835.43, 175,026.13 and 69,471.79 is: 95,867.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,835.43 : 175,026.13 = 69,471.79 : x
  2. Step 2: Convert to fraction form
    126,835.43/175,026.13 = 69,471.79/x
  3. Step 3: Cross multiply
    126,835.43x = 175,026.13 × 69,471.79
  4. Step 4: Simplify right side
    126,835.43x = 12,159,377,325.38
  5. Step 5: Solve for x
    x = 12,159,377,325.38/126,835.43
  6. Step 6: Final answer
    x = 95,867.36

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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.