Home / 112,265.73-168,309.12-64,826.97

Finding the Fourth Proportional to 112,265.73, 168,309.12 and 64,826.97

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Solution

The fourth proportional to 112,265.73, 168,309.12 and 64,826.97 is: 97,188.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,265.73 : 168,309.12 = 64,826.97 : x
  2. Step 2: Convert to fraction form
    112,265.73/168,309.12 = 64,826.97/x
  3. Step 3: Cross multiply
    112,265.73x = 168,309.12 × 64,826.97
  4. Step 4: Simplify right side
    112,265.73x = 10,910,969,884.91
  5. Step 5: Solve for x
    x = 10,910,969,884.91/112,265.73
  6. Step 6: Final answer
    x = 97,188.78

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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.