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Finding the Fourth Proportional to 159,734.89, 239,515.26 and 79,597.27

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Solution

The fourth proportional to 159,734.89, 239,515.26 and 79,597.27 is: 119,352.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,734.89 : 239,515.26 = 79,597.27 : x
  2. Step 2: Convert to fraction form
    159,734.89/239,515.26 = 79,597.27/x
  3. Step 3: Cross multiply
    159,734.89x = 239,515.26 × 79,597.27
  4. Step 4: Simplify right side
    159,734.89x = 19,064,760,819.34
  5. Step 5: Solve for x
    x = 19,064,760,819.34/159,734.89
  6. Step 6: Final answer
    x = 119,352.51

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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.