Home / 180,708.82-271,063.84-45,772.85

Finding the Fourth Proportional to 180,708.82, 271,063.84 and 45,772.85

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Solution

The fourth proportional to 180,708.82, 271,063.84 and 45,772.85 is: 68,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,708.82 : 271,063.84 = 45,772.85 : x
  2. Step 2: Convert to fraction form
    180,708.82/271,063.84 = 45,772.85/x
  3. Step 3: Cross multiply
    180,708.82x = 271,063.84 × 45,772.85
  4. Step 4: Simplify right side
    180,708.82x = 12,407,364,488.74
  5. Step 5: Solve for x
    x = 12,407,364,488.74/180,708.82
  6. Step 6: Final answer
    x = 68,659.43

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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.