Home / 122,823.12-184,234.66-67,769.04

Finding the Fourth Proportional to 122,823.12, 184,234.66 and 67,769.04

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Solution

The fourth proportional to 122,823.12, 184,234.66 and 67,769.04 is: 101,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,823.12 : 184,234.66 = 67,769.04 : x
  2. Step 2: Convert to fraction form
    122,823.12/184,234.66 = 67,769.04/x
  3. Step 3: Cross multiply
    122,823.12x = 184,234.66 × 67,769.04
  4. Step 4: Simplify right side
    122,823.12x = 12,485,406,042.93
  5. Step 5: Solve for x
    x = 12,485,406,042.93/122,823.12
  6. Step 6: Final answer
    x = 101,653.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.