Home / 89,046.57-133,539.11-25,849.56

Finding the Fourth Proportional to 89,046.57, 133,539.11 and 25,849.56

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Solution

The fourth proportional to 89,046.57, 133,539.11 and 25,849.56 is: 38,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,046.57 : 133,539.11 = 25,849.56 : x
  2. Step 2: Convert to fraction form
    89,046.57/133,539.11 = 25,849.56/x
  3. Step 3: Cross multiply
    89,046.57x = 133,539.11 × 25,849.56
  4. Step 4: Simplify right side
    89,046.57x = 3,451,927,107.04
  5. Step 5: Solve for x
    x = 3,451,927,107.04/89,046.57
  6. Step 6: Final answer
    x = 38,765.41

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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.