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Finding the Fourth Proportional to 63,871.17, 88,143.06 and 35,576.85

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Solution

The fourth proportional to 63,871.17, 88,143.06 and 35,576.85 is: 49,096.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871.17 : 88,143.06 = 35,576.85 : x
  2. Step 2: Convert to fraction form
    63,871.17/88,143.06 = 35,576.85/x
  3. Step 3: Cross multiply
    63,871.17x = 88,143.06 × 35,576.85
  4. Step 4: Simplify right side
    63,871.17x = 3,135,852,424.16
  5. Step 5: Solve for x
    x = 3,135,852,424.16/63,871.17
  6. Step 6: Final answer
    x = 49,096.52

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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.