Home / 159,884.22-239,778.24-131,734.50

Finding the Fourth Proportional to 159,884.22, 239,778.24 and 131,734.50

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Solution

The fourth proportional to 159,884.22, 239,778.24 and 131,734.50 is: 197,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,884.22 : 239,778.24 = 131,734.50 : x
  2. Step 2: Convert to fraction form
    159,884.22/239,778.24 = 131,734.50/x
  3. Step 3: Cross multiply
    159,884.22x = 239,778.24 × 131,734.50
  4. Step 4: Simplify right side
    159,884.22x = 31,587,066,557.28
  5. Step 5: Solve for x
    x = 31,587,066,557.28/159,884.22
  6. Step 6: Final answer
    x = 197,562.13

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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.