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Finding the Fourth Proportional to 271,868.75, 375,283.50 and 181,191.63

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Solution

The fourth proportional to 271,868.75, 375,283.50 and 181,191.63 is: 250,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,868.75 : 375,283.50 = 181,191.63 : x
  2. Step 2: Convert to fraction form
    271,868.75/375,283.50 = 181,191.63/x
  3. Step 3: Cross multiply
    271,868.75x = 375,283.50 × 181,191.63
  4. Step 4: Simplify right side
    271,868.75x = 67,998,227,075.28
  5. Step 5: Solve for x
    x = 67,998,227,075.28/271,868.75
  6. Step 6: Final answer
    x = 250,114.17

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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.