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Finding the Fourth Proportional to 271,792.80, 375,076.44 and 158,593.68

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Solution

The fourth proportional to 271,792.80, 375,076.44 and 158,593.68 is: 218,860.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,792.80 : 375,076.44 = 158,593.68 : x
  2. Step 2: Convert to fraction form
    271,792.80/375,076.44 = 158,593.68/x
  3. Step 3: Cross multiply
    271,792.80x = 375,076.44 × 158,593.68
  4. Step 4: Simplify right side
    271,792.80x = 59,484,752,900.90
  5. Step 5: Solve for x
    x = 59,484,752,900.90/271,792.80
  6. Step 6: Final answer
    x = 218,860.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.