Home / 122,822.82-169,486.29-69,097.44

Finding the Fourth Proportional to 122,822.82, 169,486.29 and 69,097.44

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Solution

The fourth proportional to 122,822.82, 169,486.29 and 69,097.44 is: 95,349.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,822.82 : 169,486.29 = 69,097.44 : x
  2. Step 2: Convert to fraction form
    122,822.82/169,486.29 = 69,097.44/x
  3. Step 3: Cross multiply
    122,822.82x = 169,486.29 × 69,097.44
  4. Step 4: Simplify right side
    122,822.82x = 11,711,068,754.10
  5. Step 5: Solve for x
    x = 11,711,068,754.10/122,822.82
  6. Step 6: Final answer
    x = 95,349.29

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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.