Home / 180,932.40-271,399.30-75,677.54

Finding the Fourth Proportional to 180,932.40, 271,399.30 and 75,677.54

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Solution

The fourth proportional to 180,932.40, 271,399.30 and 75,677.54 is: 113,516.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,932.40 : 271,399.30 = 75,677.54 : x
  2. Step 2: Convert to fraction form
    180,932.40/271,399.30 = 75,677.54/x
  3. Step 3: Cross multiply
    180,932.40x = 271,399.30 × 75,677.54
  4. Step 4: Simplify right side
    180,932.40x = 20,538,829,835.53
  5. Step 5: Solve for x
    x = 20,538,829,835.53/180,932.40
  6. Step 6: Final answer
    x = 113,516.59

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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.