Home / 54,240.38-74,850.92-30,039.04

Finding the Fourth Proportional to 54,240.38, 74,850.92 and 30,039.04

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Solution

The fourth proportional to 54,240.38, 74,850.92 and 30,039.04 is: 41,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,240.38 : 74,850.92 = 30,039.04 : x
  2. Step 2: Convert to fraction form
    54,240.38/74,850.92 = 30,039.04/x
  3. Step 3: Cross multiply
    54,240.38x = 74,850.92 × 30,039.04
  4. Step 4: Simplify right side
    54,240.38x = 2,248,449,779.92
  5. Step 5: Solve for x
    x = 2,248,449,779.92/54,240.38
  6. Step 6: Final answer
    x = 41,453.43

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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.