Home / 122,858.33-169,596.80-82,595.44

Finding the Fourth Proportional to 122,858.33, 169,596.80 and 82,595.44

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Solution

The fourth proportional to 122,858.33, 169,596.80 and 82,595.44 is: 114,016.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,858.33 : 169,596.80 = 82,595.44 : x
  2. Step 2: Convert to fraction form
    122,858.33/169,596.80 = 82,595.44/x
  3. Step 3: Cross multiply
    122,858.33x = 169,596.80 × 82,595.44
  4. Step 4: Simplify right side
    122,858.33x = 14,007,921,791.36
  5. Step 5: Solve for x
    x = 14,007,921,791.36/122,858.33
  6. Step 6: Final answer
    x = 114,016.87

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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.