Home / 180,768.66-271,098.24-54,375.36

Finding the Fourth Proportional to 180,768.66, 271,098.24 and 54,375.36

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Solution

The fourth proportional to 180,768.66, 271,098.24 and 54,375.36 is: 81,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,768.66 : 271,098.24 = 54,375.36 : x
  2. Step 2: Convert to fraction form
    180,768.66/271,098.24 = 54,375.36/x
  3. Step 3: Cross multiply
    180,768.66x = 271,098.24 × 54,375.36
  4. Step 4: Simplify right side
    180,768.66x = 14,741,064,395.37
  5. Step 5: Solve for x
    x = 14,741,064,395.37/180,768.66
  6. Step 6: Final answer
    x = 81,546.57

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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.