Home / 89,084.38-133,638.86-29,936.96

Finding the Fourth Proportional to 89,084.38, 133,638.86 and 29,936.96

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Solution

The fourth proportional to 89,084.38, 133,638.86 and 29,936.96 is: 44,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,084.38 : 133,638.86 = 29,936.96 : x
  2. Step 2: Convert to fraction form
    89,084.38/133,638.86 = 29,936.96/x
  3. Step 3: Cross multiply
    89,084.38x = 133,638.86 × 29,936.96
  4. Step 4: Simplify right side
    89,084.38x = 4,000,741,206.27
  5. Step 5: Solve for x
    x = 4,000,741,206.27/89,084.38
  6. Step 6: Final answer
    x = 44,909.57

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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.