Home / 71,183.28-98,242.68-40,967.98

Finding the Fourth Proportional to 71,183.28, 98,242.68 and 40,967.98

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Solution

The fourth proportional to 71,183.28, 98,242.68 and 40,967.98 is: 56,541.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,183.28 : 98,242.68 = 40,967.98 : x
  2. Step 2: Convert to fraction form
    71,183.28/98,242.68 = 40,967.98/x
  3. Step 3: Cross multiply
    71,183.28x = 98,242.68 × 40,967.98
  4. Step 4: Simplify right side
    71,183.28x = 4,024,804,149.39
  5. Step 5: Solve for x
    x = 4,024,804,149.39/71,183.28
  6. Step 6: Final answer
    x = 56,541.43

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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.