Home / 180,932.66-271,319.79-74,243.42

Finding the Fourth Proportional to 180,932.66, 271,319.79 and 74,243.42

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Solution

The fourth proportional to 180,932.66, 271,319.79 and 74,243.42 is: 111,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,932.66 : 271,319.79 = 74,243.42 : x
  2. Step 2: Convert to fraction form
    180,932.66/271,319.79 = 74,243.42/x
  3. Step 3: Cross multiply
    180,932.66x = 271,319.79 × 74,243.42
  4. Step 4: Simplify right side
    180,932.66x = 20,143,709,123.28
  5. Step 5: Solve for x
    x = 20,143,709,123.28/180,932.66
  6. Step 6: Final answer
    x = 111,332.63

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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.