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Finding the Fourth Proportional to 229,532.56, 344,289.39 and 79,806.76

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Solution

The fourth proportional to 229,532.56, 344,289.39 and 79,806.76 is: 119,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,532.56 : 344,289.39 = 79,806.76 : x
  2. Step 2: Convert to fraction form
    229,532.56/344,289.39 = 79,806.76/x
  3. Step 3: Cross multiply
    229,532.56x = 344,289.39 × 79,806.76
  4. Step 4: Simplify right side
    229,532.56x = 27,476,620,718.28
  5. Step 5: Solve for x
    x = 27,476,620,718.28/229,532.56
  6. Step 6: Final answer
    x = 119,706.85

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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.