Home / 148,236.75-222,378.17-49,763.79

Finding the Fourth Proportional to 148,236.75, 222,378.17 and 49,763.79

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Solution

The fourth proportional to 148,236.75, 222,378.17 and 49,763.79 is: 74,653.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,236.75 : 222,378.17 = 49,763.79 : x
  2. Step 2: Convert to fraction form
    148,236.75/222,378.17 = 49,763.79/x
  3. Step 3: Cross multiply
    148,236.75x = 222,378.17 × 49,763.79
  4. Step 4: Simplify right side
    148,236.75x = 11,066,380,303.65
  5. Step 5: Solve for x
    x = 11,066,380,303.65/148,236.75
  6. Step 6: Final answer
    x = 74,653.42

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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.