Home / 122,965.20-184,422.60-34,196.40

Finding the Fourth Proportional to 122,965.20, 184,422.60 and 34,196.40

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Solution

The fourth proportional to 122,965.20, 184,422.60 and 34,196.40 is: 51,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,965.20 : 184,422.60 = 34,196.40 : x
  2. Step 2: Convert to fraction form
    122,965.20/184,422.60 = 34,196.40/x
  3. Step 3: Cross multiply
    122,965.20x = 184,422.60 × 34,196.40
  4. Step 4: Simplify right side
    122,965.20x = 6,306,588,998.64
  5. Step 5: Solve for x
    x = 6,306,588,998.64/122,965.20
  6. Step 6: Final answer
    x = 51,287.59

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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.