Home / 229,389.92-344,134.04-79,634.96

Finding the Fourth Proportional to 229,389.92, 344,134.04 and 79,634.96

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Solution

The fourth proportional to 229,389.92, 344,134.04 and 79,634.96 is: 119,469.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,389.92 : 344,134.04 = 79,634.96 : x
  2. Step 2: Convert to fraction form
    229,389.92/344,134.04 = 79,634.96/x
  3. Step 3: Cross multiply
    229,389.92x = 344,134.04 × 79,634.96
  4. Step 4: Simplify right side
    229,389.92x = 27,405,100,510.04
  5. Step 5: Solve for x
    x = 27,405,100,510.04/229,389.92
  6. Step 6: Final answer
    x = 119,469.51

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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.