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Finding the Fourth Proportional to 88,890.46, 133,335.81 and 36,299.94

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Solution

The fourth proportional to 88,890.46, 133,335.81 and 36,299.94 is: 54,449.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890.46 : 133,335.81 = 36,299.94 : x
  2. Step 2: Convert to fraction form
    88,890.46/133,335.81 = 36,299.94/x
  3. Step 3: Cross multiply
    88,890.46x = 133,335.81 × 36,299.94
  4. Step 4: Simplify right side
    88,890.46x = 4,840,081,902.85
  5. Step 5: Solve for x
    x = 4,840,081,902.85/88,890.46
  6. Step 6: Final answer
    x = 54,449.96

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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.