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Finding the Fourth Proportional to 180,882.72, 271,170.98 and 68,500.98

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Solution

The fourth proportional to 180,882.72, 271,170.98 and 68,500.98 is: 102,693.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,882.72 : 271,170.98 = 68,500.98 : x
  2. Step 2: Convert to fraction form
    180,882.72/271,170.98 = 68,500.98/x
  3. Step 3: Cross multiply
    180,882.72x = 271,170.98 × 68,500.98
  4. Step 4: Simplify right side
    180,882.72x = 18,575,477,535.06
  5. Step 5: Solve for x
    x = 18,575,477,535.06/180,882.72
  6. Step 6: Final answer
    x = 102,693.49

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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.