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Finding the Fourth Proportional to 180,990.82, 271,540.71 and 163,137.71

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Solution

The fourth proportional to 180,990.82, 271,540.71 and 163,137.71 is: 244,755.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,990.82 : 271,540.71 = 163,137.71 : x
  2. Step 2: Convert to fraction form
    180,990.82/271,540.71 = 163,137.71/x
  3. Step 3: Cross multiply
    180,990.82x = 271,540.71 × 163,137.71
  4. Step 4: Simplify right side
    180,990.82x = 44,298,529,601.17
  5. Step 5: Solve for x
    x = 44,298,529,601.17/180,990.82
  6. Step 6: Final answer
    x = 244,755.67

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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.