Home / 57,331.20-86,061.60-44,241.60

Finding the Fourth Proportional to 57,331.20, 86,061.60 and 44,241.60

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Solution

The fourth proportional to 57,331.20, 86,061.60 and 44,241.60 is: 66,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,331.20 : 86,061.60 = 44,241.60 : x
  2. Step 2: Convert to fraction form
    57,331.20/86,061.60 = 44,241.60/x
  3. Step 3: Cross multiply
    57,331.20x = 86,061.60 × 44,241.60
  4. Step 4: Simplify right side
    57,331.20x = 3,807,502,882.56
  5. Step 5: Solve for x
    x = 3,807,502,882.56/57,331.20
  6. Step 6: Final answer
    x = 66,412.41

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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.