Home / 54,350.31-74,977.92-38,443.53

Finding the Fourth Proportional to 54,350.31, 74,977.92 and 38,443.53

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Solution

The fourth proportional to 54,350.31, 74,977.92 and 38,443.53 is: 53,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,350.31 : 74,977.92 = 38,443.53 : x
  2. Step 2: Convert to fraction form
    54,350.31/74,977.92 = 38,443.53/x
  3. Step 3: Cross multiply
    54,350.31x = 74,977.92 × 38,443.53
  4. Step 4: Simplify right side
    54,350.31x = 2,882,415,916.86
  5. Step 5: Solve for x
    x = 2,882,415,916.86/54,350.31
  6. Step 6: Final answer
    x = 53,034.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.