Home / 133,618.01-200,422.15-40,121.33

Finding the Fourth Proportional to 133,618.01, 200,422.15 and 40,121.33

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Solution

The fourth proportional to 133,618.01, 200,422.15 and 40,121.33 is: 60,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,618.01 : 200,422.15 = 40,121.33 : x
  2. Step 2: Convert to fraction form
    133,618.01/200,422.15 = 40,121.33/x
  3. Step 3: Cross multiply
    133,618.01x = 200,422.15 × 40,121.33
  4. Step 4: Simplify right side
    133,618.01x = 8,041,202,117.05
  5. Step 5: Solve for x
    x = 8,041,202,117.05/133,618.01
  6. Step 6: Final answer
    x = 60,180.53

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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.