Home / 180,694.27-271,043.57-85,933.61

Finding the Fourth Proportional to 180,694.27, 271,043.57 and 85,933.61

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Solution

The fourth proportional to 180,694.27, 271,043.57 and 85,933.61 is: 128,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,694.27 : 271,043.57 = 85,933.61 : x
  2. Step 2: Convert to fraction form
    180,694.27/271,043.57 = 85,933.61/x
  3. Step 3: Cross multiply
    180,694.27x = 271,043.57 × 85,933.61
  4. Step 4: Simplify right side
    180,694.27x = 23,291,751,830.04
  5. Step 5: Solve for x
    x = 23,291,751,830.04/180,694.27
  6. Step 6: Final answer
    x = 128,901.44

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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.