Home / 54,934.43-75,811.11-31,060.59

Finding the Fourth Proportional to 54,934.43, 75,811.11 and 31,060.59

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Solution

The fourth proportional to 54,934.43, 75,811.11 and 31,060.59 is: 42,864.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,934.43 : 75,811.11 = 31,060.59 : x
  2. Step 2: Convert to fraction form
    54,934.43/75,811.11 = 31,060.59/x
  3. Step 3: Cross multiply
    54,934.43x = 75,811.11 × 31,060.59
  4. Step 4: Simplify right side
    54,934.43x = 2,354,737,270.80
  5. Step 5: Solve for x
    x = 2,354,737,270.80/54,934.43
  6. Step 6: Final answer
    x = 42,864.51

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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.