Home / 137,339.75-206,010.91-48,608.30

Finding the Fourth Proportional to 137,339.75, 206,010.91 and 48,608.30

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Solution

The fourth proportional to 137,339.75, 206,010.91 and 48,608.30 is: 72,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,339.75 : 206,010.91 = 48,608.30 : x
  2. Step 2: Convert to fraction form
    137,339.75/206,010.91 = 48,608.30/x
  3. Step 3: Cross multiply
    137,339.75x = 206,010.91 × 48,608.30
  4. Step 4: Simplify right side
    137,339.75x = 10,013,840,116.55
  5. Step 5: Solve for x
    x = 10,013,840,116.55/137,339.75
  6. Step 6: Final answer
    x = 72,912.90

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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.