Home / 112,455.11-168,546.26-82,596.08

Finding the Fourth Proportional to 112,455.11, 168,546.26 and 82,596.08

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Solution

The fourth proportional to 112,455.11, 168,546.26 and 82,596.08 is: 123,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,455.11 : 168,546.26 = 82,596.08 : x
  2. Step 2: Convert to fraction form
    112,455.11/168,546.26 = 82,596.08/x
  3. Step 3: Cross multiply
    112,455.11x = 168,546.26 × 82,596.08
  4. Step 4: Simplify right side
    112,455.11x = 13,921,259,118.95
  5. Step 5: Solve for x
    x = 13,921,259,118.95/112,455.11
  6. Step 6: Final answer
    x = 123,793.93

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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.