Home / 271,318.60-406,922.48-102,780.82

Finding the Fourth Proportional to 271,318.60, 406,922.48 and 102,780.82

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Solution

The fourth proportional to 271,318.60, 406,922.48 and 102,780.82 is: 154,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,318.60 : 406,922.48 = 102,780.82 : x
  2. Step 2: Convert to fraction form
    271,318.60/406,922.48 = 102,780.82/x
  3. Step 3: Cross multiply
    271,318.60x = 406,922.48 × 102,780.82
  4. Step 4: Simplify right side
    271,318.60x = 41,823,823,622.32
  5. Step 5: Solve for x
    x = 41,823,823,622.32/271,318.60
  6. Step 6: Final answer
    x = 154,150.23

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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.