Home / 230,961.27-346,451.61-112,732.05

Finding the Fourth Proportional to 230,961.27, 346,451.61 and 112,732.05

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Solution

The fourth proportional to 230,961.27, 346,451.61 and 112,732.05 is: 169,102.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,961.27 : 346,451.61 = 112,732.05 : x
  2. Step 2: Convert to fraction form
    230,961.27/346,451.61 = 112,732.05/x
  3. Step 3: Cross multiply
    230,961.27x = 346,451.61 × 112,732.05
  4. Step 4: Simplify right side
    230,961.27x = 39,056,200,221.10
  5. Step 5: Solve for x
    x = 39,056,200,221.10/230,961.27
  6. Step 6: Final answer
    x = 169,102.81

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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.