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Finding the Fourth Proportional to 173,437.22, 260,151.78 and 79,942.97

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Solution

The fourth proportional to 173,437.22, 260,151.78 and 79,942.97 is: 119,912.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,437.22 : 260,151.78 = 79,942.97 : x
  2. Step 2: Convert to fraction form
    173,437.22/260,151.78 = 79,942.97/x
  3. Step 3: Cross multiply
    173,437.22x = 260,151.78 × 79,942.97
  4. Step 4: Simplify right side
    173,437.22x = 20,797,306,894.15
  5. Step 5: Solve for x
    x = 20,797,306,894.15/173,437.22
  6. Step 6: Final answer
    x = 119,912.59

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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.