Home / 89,219.75-133,854.34-41,203.04

Finding the Fourth Proportional to 89,219.75, 133,854.34 and 41,203.04

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Solution

The fourth proportional to 89,219.75, 133,854.34 and 41,203.04 is: 61,815.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,219.75 : 133,854.34 = 41,203.04 : x
  2. Step 2: Convert to fraction form
    89,219.75/133,854.34 = 41,203.04/x
  3. Step 3: Cross multiply
    89,219.75x = 133,854.34 × 41,203.04
  4. Step 4: Simplify right side
    89,219.75x = 5,515,204,952.91
  5. Step 5: Solve for x
    x = 5,515,204,952.91/89,219.75
  6. Step 6: Final answer
    x = 61,815.96

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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.