Home / 54,932.76-82,305.09-29,990.34

Finding the Fourth Proportional to 54,932.76, 82,305.09 and 29,990.34

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Solution

The fourth proportional to 54,932.76, 82,305.09 and 29,990.34 is: 44,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,932.76 : 82,305.09 = 29,990.34 : x
  2. Step 2: Convert to fraction form
    54,932.76/82,305.09 = 29,990.34/x
  3. Step 3: Cross multiply
    54,932.76x = 82,305.09 × 29,990.34
  4. Step 4: Simplify right side
    54,932.76x = 2,468,357,632.83
  5. Step 5: Solve for x
    x = 2,468,357,632.83/54,932.76
  6. Step 6: Final answer
    x = 44,934.16

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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.