Home / 71,346.22-98,456.79-41,131.60

Finding the Fourth Proportional to 71,346.22, 98,456.79 and 41,131.60

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Solution

The fourth proportional to 71,346.22, 98,456.79 and 41,131.60 is: 56,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,346.22 : 98,456.79 = 41,131.60 : x
  2. Step 2: Convert to fraction form
    71,346.22/98,456.79 = 41,131.60/x
  3. Step 3: Cross multiply
    71,346.22x = 98,456.79 × 41,131.60
  4. Step 4: Simplify right side
    71,346.22x = 4,049,685,303.56
  5. Step 5: Solve for x
    x = 4,049,685,303.56/71,346.22
  6. Step 6: Final answer
    x = 56,761.04

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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.