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Finding the Fourth Proportional to 71,042.68, 98,074.50 and 44,193.88

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Solution

The fourth proportional to 71,042.68, 98,074.50 and 44,193.88 is: 61,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,042.68 : 98,074.50 = 44,193.88 : x
  2. Step 2: Convert to fraction form
    71,042.68/98,074.50 = 44,193.88/x
  3. Step 3: Cross multiply
    71,042.68x = 98,074.50 × 44,193.88
  4. Step 4: Simplify right side
    71,042.68x = 4,334,292,684.06
  5. Step 5: Solve for x
    x = 4,334,292,684.06/71,042.68
  6. Step 6: Final answer
    x = 61,009.70

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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.