Home / 148,121.28-222,237.48-88,184.32

Finding the Fourth Proportional to 148,121.28, 222,237.48 and 88,184.32

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Solution

The fourth proportional to 148,121.28, 222,237.48 and 88,184.32 is: 132,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,121.28 : 222,237.48 = 88,184.32 : x
  2. Step 2: Convert to fraction form
    148,121.28/222,237.48 = 88,184.32/x
  3. Step 3: Cross multiply
    148,121.28x = 222,237.48 × 88,184.32
  4. Step 4: Simplify right side
    148,121.28x = 19,597,861,052.31
  5. Step 5: Solve for x
    x = 19,597,861,052.31/148,121.28
  6. Step 6: Final answer
    x = 132,309.56

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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.