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Finding the Fourth Proportional to 88,871.67, 133,219.22 and 36,318.87

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Solution

The fourth proportional to 88,871.67, 133,219.22 and 36,318.87 is: 54,442.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,871.67 : 133,219.22 = 36,318.87 : x
  2. Step 2: Convert to fraction form
    88,871.67/133,219.22 = 36,318.87/x
  3. Step 3: Cross multiply
    88,871.67x = 133,219.22 × 36,318.87
  4. Step 4: Simplify right side
    88,871.67x = 4,838,371,351.09
  5. Step 5: Solve for x
    x = 4,838,371,351.09/88,871.67
  6. Step 6: Final answer
    x = 54,442.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.