Home / 54,648.38-81,939.72-37,064.90

Finding the Fourth Proportional to 54,648.38, 81,939.72 and 37,064.90

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Solution

The fourth proportional to 54,648.38, 81,939.72 and 37,064.90 is: 55,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,648.38 : 81,939.72 = 37,064.90 : x
  2. Step 2: Convert to fraction form
    54,648.38/81,939.72 = 37,064.90/x
  3. Step 3: Cross multiply
    54,648.38x = 81,939.72 × 37,064.90
  4. Step 4: Simplify right side
    54,648.38x = 3,037,087,527.83
  5. Step 5: Solve for x
    x = 3,037,087,527.83/54,648.38
  6. Step 6: Final answer
    x = 55,575.07

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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.