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Finding the Fourth Proportional to 271,239.84, 406,061.63 and 181,058.87

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Solution

The fourth proportional to 271,239.84, 406,061.63 and 181,058.87 is: 271,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,239.84 : 406,061.63 = 181,058.87 : x
  2. Step 2: Convert to fraction form
    271,239.84/406,061.63 = 181,058.87/x
  3. Step 3: Cross multiply
    271,239.84x = 406,061.63 × 181,058.87
  4. Step 4: Simplify right side
    271,239.84x = 73,521,062,107.32
  5. Step 5: Solve for x
    x = 73,521,062,107.32/271,239.84
  6. Step 6: Final answer
    x = 271,055.54

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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.