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Finding the Fourth Proportional to 137,998.67, 206,998.01 and 44,504.42

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Solution

The fourth proportional to 137,998.67, 206,998.01 and 44,504.42 is: 66,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,998.67 : 206,998.01 = 44,504.42 : x
  2. Step 2: Convert to fraction form
    137,998.67/206,998.01 = 44,504.42/x
  3. Step 3: Cross multiply
    137,998.67x = 206,998.01 × 44,504.42
  4. Step 4: Simplify right side
    137,998.67x = 9,212,326,153.68
  5. Step 5: Solve for x
    x = 9,212,326,153.68/137,998.67
  6. Step 6: Final answer
    x = 66,756.63

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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.