Home / 67,912.20-101,802.69-23,505.57

Finding the Fourth Proportional to 67,912.20, 101,802.69 and 23,505.57

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Solution

The fourth proportional to 67,912.20, 101,802.69 and 23,505.57 is: 35,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,912.20 : 101,802.69 = 23,505.57 : x
  2. Step 2: Convert to fraction form
    67,912.20/101,802.69 = 23,505.57/x
  3. Step 3: Cross multiply
    67,912.20x = 101,802.69 × 23,505.57
  4. Step 4: Simplify right side
    67,912.20x = 2,392,930,255.98
  5. Step 5: Solve for x
    x = 2,392,930,255.98/67,912.20
  6. Step 6: Final answer
    x = 35,235.65

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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.