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Finding the Fourth Proportional to 181,075.91, 271,792.72 and 135,940.33

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Solution

The fourth proportional to 181,075.91, 271,792.72 and 135,940.33 is: 204,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,075.91 : 271,792.72 = 135,940.33 : x
  2. Step 2: Convert to fraction form
    181,075.91/271,792.72 = 135,940.33/x
  3. Step 3: Cross multiply
    181,075.91x = 271,792.72 × 135,940.33
  4. Step 4: Simplify right side
    181,075.91x = 36,947,590,264.57
  5. Step 5: Solve for x
    x = 36,947,590,264.57/181,075.91
  6. Step 6: Final answer
    x = 204,044.76

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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.