Home / 137,339.50-206,010.53-48,608.05

Finding the Fourth Proportional to 137,339.50, 206,010.53 and 48,608.05

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Solution

The fourth proportional to 137,339.50, 206,010.53 and 48,608.05 is: 72,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,339.50 : 206,010.53 = 48,608.05 : x
  2. Step 2: Convert to fraction form
    137,339.50/206,010.53 = 48,608.05/x
  3. Step 3: Cross multiply
    137,339.50x = 206,010.53 × 48,608.05
  4. Step 4: Simplify right side
    137,339.50x = 10,013,770,142.77
  5. Step 5: Solve for x
    x = 10,013,770,142.77/137,339.50
  6. Step 6: Final answer
    x = 72,912.53

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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.