Home / 54,250.40-81,375.60-35,648.75

Finding the Fourth Proportional to 54,250.40, 81,375.60 and 35,648.75

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Solution

The fourth proportional to 54,250.40, 81,375.60 and 35,648.75 is: 53,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,250.40 : 81,375.60 = 35,648.75 : x
  2. Step 2: Convert to fraction form
    54,250.40/81,375.60 = 35,648.75/x
  3. Step 3: Cross multiply
    54,250.40x = 81,375.60 × 35,648.75
  4. Step 4: Simplify right side
    54,250.40x = 2,900,938,420.50
  5. Step 5: Solve for x
    x = 2,900,938,420.50/54,250.40
  6. Step 6: Final answer
    x = 53,473.13

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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.