Home / 153,378.44-229,960.92-67,942.90

Finding the Fourth Proportional to 153,378.44, 229,960.92 and 67,942.90

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Solution

The fourth proportional to 153,378.44, 229,960.92 and 67,942.90 is: 101,867.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,378.44 : 229,960.92 = 67,942.90 : x
  2. Step 2: Convert to fraction form
    153,378.44/229,960.92 = 67,942.90/x
  3. Step 3: Cross multiply
    153,378.44x = 229,960.92 × 67,942.90
  4. Step 4: Simplify right side
    153,378.44x = 15,624,211,791.47
  5. Step 5: Solve for x
    x = 15,624,211,791.47/153,378.44
  6. Step 6: Final answer
    x = 101,867.07

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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.