Home / 180,830.26-271,208.33-68,471.72

Finding the Fourth Proportional to 180,830.26, 271,208.33 and 68,471.72

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Solution

The fourth proportional to 180,830.26, 271,208.33 and 68,471.72 is: 102,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,830.26 : 271,208.33 = 68,471.72 : x
  2. Step 2: Convert to fraction form
    180,830.26/271,208.33 = 68,471.72/x
  3. Step 3: Cross multiply
    180,830.26x = 271,208.33 × 68,471.72
  4. Step 4: Simplify right side
    180,830.26x = 18,570,099,135.03
  5. Step 5: Solve for x
    x = 18,570,099,135.03/180,830.26
  6. Step 6: Final answer
    x = 102,693.54

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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.