Home / 54,608.23-75,338.78-31,939.97

Finding the Fourth Proportional to 54,608.23, 75,338.78 and 31,939.97

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Solution

The fourth proportional to 54,608.23, 75,338.78 and 31,939.97 is: 44,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,608.23 : 75,338.78 = 31,939.97 : x
  2. Step 2: Convert to fraction form
    54,608.23/75,338.78 = 31,939.97/x
  3. Step 3: Cross multiply
    54,608.23x = 75,338.78 × 31,939.97
  4. Step 4: Simplify right side
    54,608.23x = 2,406,318,641.23
  5. Step 5: Solve for x
    x = 2,406,318,641.23/54,608.23
  6. Step 6: Final answer
    x = 44,065.13

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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.