Home / 120,827.04-166,763.15-69,832.73

Finding the Fourth Proportional to 120,827.04, 166,763.15 and 69,832.73

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Solution

The fourth proportional to 120,827.04, 166,763.15 and 69,832.73 is: 96,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,827.04 : 166,763.15 = 69,832.73 : x
  2. Step 2: Convert to fraction form
    120,827.04/166,763.15 = 69,832.73/x
  3. Step 3: Cross multiply
    120,827.04x = 166,763.15 × 69,832.73
  4. Step 4: Simplify right side
    120,827.04x = 11,645,526,750.33
  5. Step 5: Solve for x
    x = 11,645,526,750.33/120,827.04
  6. Step 6: Final answer
    x = 96,381.79

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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.