Home / 71,534.56-98,722.41-41,321.15

Finding the Fourth Proportional to 71,534.56, 98,722.41 and 41,321.15

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Solution

The fourth proportional to 71,534.56, 98,722.41 and 41,321.15 is: 57,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,534.56 : 98,722.41 = 41,321.15 : x
  2. Step 2: Convert to fraction form
    71,534.56/98,722.41 = 41,321.15/x
  3. Step 3: Cross multiply
    71,534.56x = 98,722.41 × 41,321.15
  4. Step 4: Simplify right side
    71,534.56x = 4,079,323,511.97
  5. Step 5: Solve for x
    x = 4,079,323,511.97/71,534.56
  6. Step 6: Final answer
    x = 57,025.91

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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.