Home / 277,046.46-415,593.26-87,456.10

Finding the Fourth Proportional to 277,046.46, 415,593.26 and 87,456.10

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Solution

The fourth proportional to 277,046.46, 415,593.26 and 87,456.10 is: 131,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,046.46 : 415,593.26 = 87,456.10 : x
  2. Step 2: Convert to fraction form
    277,046.46/415,593.26 = 87,456.10/x
  3. Step 3: Cross multiply
    277,046.46x = 415,593.26 × 87,456.10
  4. Step 4: Simplify right side
    277,046.46x = 36,346,165,705.89
  5. Step 5: Solve for x
    x = 36,346,165,705.89/277,046.46
  6. Step 6: Final answer
    x = 131,191.59

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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.