Home / 180,820.76-271,194.08-68,462.21

Finding the Fourth Proportional to 180,820.76, 271,194.08 and 68,462.21

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Solution

The fourth proportional to 180,820.76, 271,194.08 and 68,462.21 is: 102,679.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,820.76 : 271,194.08 = 68,462.21 : x
  2. Step 2: Convert to fraction form
    180,820.76/271,194.08 = 68,462.21/x
  3. Step 3: Cross multiply
    180,820.76x = 271,194.08 × 68,462.21
  4. Step 4: Simplify right side
    180,820.76x = 18,566,546,391.39
  5. Step 5: Solve for x
    x = 18,566,546,391.39/180,820.76
  6. Step 6: Final answer
    x = 102,679.29

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1.5x scale

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.