Home / 71,475.27-98,640.35-41,266.05

Finding the Fourth Proportional to 71,475.27, 98,640.35 and 41,266.05

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Solution

The fourth proportional to 71,475.27, 98,640.35 and 41,266.05 is: 56,949.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,475.27 : 98,640.35 = 41,266.05 : x
  2. Step 2: Convert to fraction form
    71,475.27/98,640.35 = 41,266.05/x
  3. Step 3: Cross multiply
    71,475.27x = 98,640.35 × 41,266.05
  4. Step 4: Simplify right side
    71,475.27x = 4,070,497,615.12
  5. Step 5: Solve for x
    x = 4,070,497,615.12/71,475.27
  6. Step 6: Final answer
    x = 56,949.73

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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.