Home / 122,996.25-169,705.62-69,270.57

Finding the Fourth Proportional to 122,996.25, 169,705.62 and 69,270.57

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Solution

The fourth proportional to 122,996.25, 169,705.62 and 69,270.57 is: 95,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,996.25 : 169,705.62 = 69,270.57 : x
  2. Step 2: Convert to fraction form
    122,996.25/169,705.62 = 69,270.57/x
  3. Step 3: Cross multiply
    122,996.25x = 169,705.62 × 69,270.57
  4. Step 4: Simplify right side
    122,996.25x = 11,755,605,029.60
  5. Step 5: Solve for x
    x = 11,755,605,029.60/122,996.25
  6. Step 6: Final answer
    x = 95,576.94

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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.