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Finding the Fourth Proportional to 71,463.97, 98,604.51 and 41,242.87

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Solution

The fourth proportional to 71,463.97, 98,604.51 and 41,242.87 is: 56,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,463.97 : 98,604.51 = 41,242.87 : x
  2. Step 2: Convert to fraction form
    71,463.97/98,604.51 = 41,242.87/x
  3. Step 3: Cross multiply
    71,463.97x = 98,604.51 × 41,242.87
  4. Step 4: Simplify right side
    71,463.97x = 4,066,732,955.94
  5. Step 5: Solve for x
    x = 4,066,732,955.94/71,463.97
  6. Step 6: Final answer
    x = 56,906.06

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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.