Home / 54,948.96-75,834.24-31,079.88

Finding the Fourth Proportional to 54,948.96, 75,834.24 and 31,079.88

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Solution

The fourth proportional to 54,948.96, 75,834.24 and 31,079.88 is: 42,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,948.96 : 75,834.24 = 31,079.88 : x
  2. Step 2: Convert to fraction form
    54,948.96/75,834.24 = 31,079.88/x
  3. Step 3: Cross multiply
    54,948.96x = 75,834.24 × 31,079.88
  4. Step 4: Simplify right side
    54,948.96x = 2,356,919,079.09
  5. Step 5: Solve for x
    x = 2,356,919,079.09/54,948.96
  6. Step 6: Final answer
    x = 42,892.88

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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.