Home / 179,742.15-269,356.32-131,982.53

Finding the Fourth Proportional to 179,742.15, 269,356.32 and 131,982.53

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Solution

The fourth proportional to 179,742.15, 269,356.32 and 131,982.53 is: 197,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,742.15 : 269,356.32 = 131,982.53 : x
  2. Step 2: Convert to fraction form
    179,742.15/269,356.32 = 131,982.53/x
  3. Step 3: Cross multiply
    179,742.15x = 269,356.32 × 131,982.53
  4. Step 4: Simplify right side
    179,742.15x = 35,550,327,238.31
  5. Step 5: Solve for x
    x = 35,550,327,238.31/179,742.15
  6. Step 6: Final answer
    x = 197,785.15

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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.