Home / 73,387.28-101,272.40-41,559.20

Finding the Fourth Proportional to 73,387.28, 101,272.40 and 41,559.20

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Solution

The fourth proportional to 73,387.28, 101,272.40 and 41,559.20 is: 57,350.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,387.28 : 101,272.40 = 41,559.20 : x
  2. Step 2: Convert to fraction form
    73,387.28/101,272.40 = 41,559.20/x
  3. Step 3: Cross multiply
    73,387.28x = 101,272.40 × 41,559.20
  4. Step 4: Simplify right side
    73,387.28x = 4,208,799,926.08
  5. Step 5: Solve for x
    x = 4,208,799,926.08/73,387.28
  6. Step 6: Final answer
    x = 57,350.54

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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.