Home / 91,522.86-126,375.03-73,560.30

Finding the Fourth Proportional to 91,522.86, 126,375.03 and 73,560.30

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Solution

The fourth proportional to 91,522.86, 126,375.03 and 73,560.30 is: 101,572.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,522.86 : 126,375.03 = 73,560.30 : x
  2. Step 2: Convert to fraction form
    91,522.86/126,375.03 = 73,560.30/x
  3. Step 3: Cross multiply
    91,522.86x = 126,375.03 × 73,560.30
  4. Step 4: Simplify right side
    91,522.86x = 9,296,185,119.31
  5. Step 5: Solve for x
    x = 9,296,185,119.31/91,522.86
  6. Step 6: Final answer
    x = 101,572.28

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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.