Home / 180,758.05-271,135.71-54,397.75

Finding the Fourth Proportional to 180,758.05, 271,135.71 and 54,397.75

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Solution

The fourth proportional to 180,758.05, 271,135.71 and 54,397.75 is: 81,596.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,758.05 : 271,135.71 = 54,397.75 : x
  2. Step 2: Convert to fraction form
    180,758.05/271,135.71 = 54,397.75/x
  3. Step 3: Cross multiply
    180,758.05x = 271,135.71 × 54,397.75
  4. Step 4: Simplify right side
    180,758.05x = 14,749,172,568.65
  5. Step 5: Solve for x
    x = 14,749,172,568.65/180,758.05
  6. Step 6: Final answer
    x = 81,596.21

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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.