Home / 148,575.48-222,469.55-89,329.65

Finding the Fourth Proportional to 148,575.48, 222,469.55 and 89,329.65

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Solution

The fourth proportional to 148,575.48, 222,469.55 and 89,329.65 is: 133,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,575.48 : 222,469.55 = 89,329.65 : x
  2. Step 2: Convert to fraction form
    148,575.48/222,469.55 = 89,329.65/x
  3. Step 3: Cross multiply
    148,575.48x = 222,469.55 × 89,329.65
  4. Step 4: Simplify right side
    148,575.48x = 19,873,127,037.16
  5. Step 5: Solve for x
    x = 19,873,127,037.16/148,575.48
  6. Step 6: Final answer
    x = 133,757.78

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1.5x scale

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.