Home / 122,098.22-168,330.12-104,383.52

Finding the Fourth Proportional to 122,098.22, 168,330.12 and 104,383.52

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Solution

The fourth proportional to 122,098.22, 168,330.12 and 104,383.52 is: 143,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,098.22 : 168,330.12 = 104,383.52 : x
  2. Step 2: Convert to fraction form
    122,098.22/168,330.12 = 104,383.52/x
  3. Step 3: Cross multiply
    122,098.22x = 168,330.12 × 104,383.52
  4. Step 4: Simplify right side
    122,098.22x = 17,570,890,447.62
  5. Step 5: Solve for x
    x = 17,570,890,447.62/122,098.22
  6. Step 6: Final answer
    x = 143,907.83

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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.