Home / 120,984.44-166,950.66-67,268.06

Finding the Fourth Proportional to 120,984.44, 166,950.66 and 67,268.06

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Solution

The fourth proportional to 120,984.44, 166,950.66 and 67,268.06 is: 92,825.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,984.44 : 166,950.66 = 67,268.06 : x
  2. Step 2: Convert to fraction form
    120,984.44/166,950.66 = 67,268.06/x
  3. Step 3: Cross multiply
    120,984.44x = 166,950.66 × 67,268.06
  4. Step 4: Simplify right side
    120,984.44x = 11,230,447,013.92
  5. Step 5: Solve for x
    x = 11,230,447,013.92/120,984.44
  6. Step 6: Final answer
    x = 92,825.55

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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.