Home / 134,912.98-202,351.03-40,157.79

Finding the Fourth Proportional to 134,912.98, 202,351.03 and 40,157.79

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Solution

The fourth proportional to 134,912.98, 202,351.03 and 40,157.79 is: 60,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,912.98 : 202,351.03 = 40,157.79 : x
  2. Step 2: Convert to fraction form
    134,912.98/202,351.03 = 40,157.79/x
  3. Step 3: Cross multiply
    134,912.98x = 202,351.03 × 40,157.79
  4. Step 4: Simplify right side
    134,912.98x = 8,125,970,169.02
  5. Step 5: Solve for x
    x = 8,125,970,169.02/134,912.98
  6. Step 6: Final answer
    x = 60,231.20

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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.