Home / 54,179.01-74,752.02-31,207.92

Finding the Fourth Proportional to 54,179.01, 74,752.02 and 31,207.92

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Solution

The fourth proportional to 54,179.01, 74,752.02 and 31,207.92 is: 43,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,179.01 : 74,752.02 = 31,207.92 : x
  2. Step 2: Convert to fraction form
    54,179.01/74,752.02 = 31,207.92/x
  3. Step 3: Cross multiply
    54,179.01x = 74,752.02 × 31,207.92
  4. Step 4: Simplify right side
    54,179.01x = 2,332,855,060.00
  5. Step 5: Solve for x
    x = 2,332,855,060.00/54,179.01
  6. Step 6: Final answer
    x = 43,058.28

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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.