Home / 180,579.24-271,131.30-133,340.04

Finding the Fourth Proportional to 180,579.24, 271,131.30 and 133,340.04

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Solution

The fourth proportional to 180,579.24, 271,131.30 and 133,340.04 is: 200,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,579.24 : 271,131.30 = 133,340.04 : x
  2. Step 2: Convert to fraction form
    180,579.24/271,131.30 = 133,340.04/x
  3. Step 3: Cross multiply
    180,579.24x = 271,131.30 × 133,340.04
  4. Step 4: Simplify right side
    180,579.24x = 36,152,658,387.25
  5. Step 5: Solve for x
    x = 36,152,658,387.25/180,579.24
  6. Step 6: Final answer
    x = 200,203.85

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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.