Home / 120,922.14-166,876.62-67,209.42

Finding the Fourth Proportional to 120,922.14, 166,876.62 and 67,209.42

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Solution

The fourth proportional to 120,922.14, 166,876.62 and 67,209.42 is: 92,751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,922.14 : 166,876.62 = 67,209.42 : x
  2. Step 2: Convert to fraction form
    120,922.14/166,876.62 = 67,209.42/x
  3. Step 3: Cross multiply
    120,922.14x = 166,876.62 × 67,209.42
  4. Step 4: Simplify right side
    120,922.14x = 11,215,680,841.76
  5. Step 5: Solve for x
    x = 11,215,680,841.76/120,922.14
  6. Step 6: Final answer
    x = 92,751.26

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1.5x scale

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.