Home / 271,919.80-375,083.06-161,463.58

Finding the Fourth Proportional to 271,919.80, 375,083.06 and 161,463.58

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Solution

The fourth proportional to 271,919.80, 375,083.06 and 161,463.58 is: 222,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,919.80 : 375,083.06 = 161,463.58 : x
  2. Step 2: Convert to fraction form
    271,919.80/375,083.06 = 161,463.58/x
  3. Step 3: Cross multiply
    271,919.80x = 375,083.06 × 161,463.58
  4. Step 4: Simplify right side
    271,919.80x = 60,562,251,919.93
  5. Step 5: Solve for x
    x = 60,562,251,919.93/271,919.80
  6. Step 6: Final answer
    x = 222,721.01

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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.