Home / 54,153.26-74,754.24-32,939.90

Finding the Fourth Proportional to 54,153.26, 74,754.24 and 32,939.90

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Solution

The fourth proportional to 54,153.26, 74,754.24 and 32,939.90 is: 45,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,153.26 : 74,754.24 = 32,939.90 : x
  2. Step 2: Convert to fraction form
    54,153.26/74,754.24 = 32,939.90/x
  3. Step 3: Cross multiply
    54,153.26x = 74,754.24 × 32,939.90
  4. Step 4: Simplify right side
    54,153.26x = 2,462,397,158.50
  5. Step 5: Solve for x
    x = 2,462,397,158.50/54,153.26
  6. Step 6: Final answer
    x = 45,470.90

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1.5x scale

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.