Home / 89,109.76-133,523.96-32,872.44

Finding the Fourth Proportional to 89,109.76, 133,523.96 and 32,872.44

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Solution

The fourth proportional to 89,109.76, 133,523.96 and 32,872.44 is: 49,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,109.76 : 133,523.96 = 32,872.44 : x
  2. Step 2: Convert to fraction form
    89,109.76/133,523.96 = 32,872.44/x
  3. Step 3: Cross multiply
    89,109.76x = 133,523.96 × 32,872.44
  4. Step 4: Simplify right side
    89,109.76x = 4,389,258,363.66
  5. Step 5: Solve for x
    x = 4,389,258,363.66/89,109.76
  6. Step 6: Final answer
    x = 49,256.76

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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.