Home / 148,344.49-222,450-88,401.04

Finding the Fourth Proportional to 148,344.49, 222,450 and 88,401.04

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Solution

The fourth proportional to 148,344.49, 222,450 and 88,401.04 is: 132,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,344.49 : 222,450 = 88,401.04 : x
  2. Step 2: Convert to fraction form
    148,344.49/222,450 = 88,401.04/x
  3. Step 3: Cross multiply
    148,344.49x = 222,450 × 88,401.04
  4. Step 4: Simplify right side
    148,344.49x = 19,664,811,348
  5. Step 5: Solve for x
    x = 19,664,811,348/148,344.49
  6. Step 6: Final answer
    x = 132,561.79

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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.