Home / 45,147.44-67,446.60-29,222.73

Finding the Fourth Proportional to 45,147.44, 67,446.60 and 29,222.73

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Solution

The fourth proportional to 45,147.44, 67,446.60 and 29,222.73 is: 43,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,147.44 : 67,446.60 = 29,222.73 : x
  2. Step 2: Convert to fraction form
    45,147.44/67,446.60 = 29,222.73/x
  3. Step 3: Cross multiply
    45,147.44x = 67,446.60 × 29,222.73
  4. Step 4: Simplify right side
    45,147.44x = 1,970,973,876.78
  5. Step 5: Solve for x
    x = 1,970,973,876.78/45,147.44
  6. Step 6: Final answer
    x = 43,656.38

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.