Home / 180,653.44-271,010.60-66,807.96

Finding the Fourth Proportional to 180,653.44, 271,010.60 and 66,807.96

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Solution

The fourth proportional to 180,653.44, 271,010.60 and 66,807.96 is: 100,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,653.44 : 271,010.60 = 66,807.96 : x
  2. Step 2: Convert to fraction form
    180,653.44/271,010.60 = 66,807.96/x
  3. Step 3: Cross multiply
    180,653.44x = 271,010.60 × 66,807.96
  4. Step 4: Simplify right side
    180,653.44x = 18,105,665,324.38
  5. Step 5: Solve for x
    x = 18,105,665,324.38/180,653.44
  6. Step 6: Final answer
    x = 100,223.20

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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.