Home / 179,701.78-268,991.73-132,370.24

Finding the Fourth Proportional to 179,701.78, 268,991.73 and 132,370.24

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Solution

The fourth proportional to 179,701.78, 268,991.73 and 132,370.24 is: 198,142.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,701.78 : 268,991.73 = 132,370.24 : x
  2. Step 2: Convert to fraction form
    179,701.78/268,991.73 = 132,370.24/x
  3. Step 3: Cross multiply
    179,701.78x = 268,991.73 × 132,370.24
  4. Step 4: Simplify right side
    179,701.78x = 35,606,499,858.12
  5. Step 5: Solve for x
    x = 35,606,499,858.12/179,701.78
  6. Step 6: Final answer
    x = 198,142.17

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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.