Home / 71,390.52-98,517.24-41,175.90

Finding the Fourth Proportional to 71,390.52, 98,517.24 and 41,175.90

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Solution

The fourth proportional to 71,390.52, 98,517.24 and 41,175.90 is: 56,821.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,390.52 : 98,517.24 = 41,175.90 : x
  2. Step 2: Convert to fraction form
    71,390.52/98,517.24 = 41,175.90/x
  3. Step 3: Cross multiply
    71,390.52x = 98,517.24 × 41,175.90
  4. Step 4: Simplify right side
    71,390.52x = 4,056,536,022.52
  5. Step 5: Solve for x
    x = 4,056,536,022.52/71,390.52
  6. Step 6: Final answer
    x = 56,821.77

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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.