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Finding the Fourth Proportional to 180,932.10, 271,398.15 and 134,276.10

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Solution

The fourth proportional to 180,932.10, 271,398.15 and 134,276.10 is: 201,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,932.10 : 271,398.15 = 134,276.10 : x
  2. Step 2: Convert to fraction form
    180,932.10/271,398.15 = 134,276.10/x
  3. Step 3: Cross multiply
    180,932.10x = 271,398.15 × 134,276.10
  4. Step 4: Simplify right side
    180,932.10x = 36,442,285,129.22
  5. Step 5: Solve for x
    x = 36,442,285,129.22/180,932.10
  6. Step 6: Final answer
    x = 201,414.15

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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.