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Finding the Fourth Proportional to 225,175.56, 337,797.90 and 77,397

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Solution

The fourth proportional to 225,175.56, 337,797.90 and 77,397 is: 116,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,175.56 : 337,797.90 = 77,397 : x
  2. Step 2: Convert to fraction form
    225,175.56/337,797.90 = 77,397/x
  3. Step 3: Cross multiply
    225,175.56x = 337,797.90 × 77,397
  4. Step 4: Simplify right side
    225,175.56x = 26,144,544,066.30
  5. Step 5: Solve for x
    x = 26,144,544,066.30/225,175.56
  6. Step 6: Final answer
    x = 116,107.38

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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.