Home / 122,936.59-169,650.61-69,221.44

Finding the Fourth Proportional to 122,936.59, 169,650.61 and 69,221.44

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Solution

The fourth proportional to 122,936.59, 169,650.61 and 69,221.44 is: 95,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,936.59 : 169,650.61 = 69,221.44 : x
  2. Step 2: Convert to fraction form
    122,936.59/169,650.61 = 69,221.44/x
  3. Step 3: Cross multiply
    122,936.59x = 169,650.61 × 69,221.44
  4. Step 4: Simplify right side
    122,936.59x = 11,743,459,521.08
  5. Step 5: Solve for x
    x = 11,743,459,521.08/122,936.59
  6. Step 6: Final answer
    x = 95,524.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.