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Finding the Fourth Proportional to 73,602.72, 110,321.96 and 29,217.60

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Solution

The fourth proportional to 73,602.72, 110,321.96 and 29,217.60 is: 43,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,602.72 : 110,321.96 = 29,217.60 : x
  2. Step 2: Convert to fraction form
    73,602.72/110,321.96 = 29,217.60/x
  3. Step 3: Cross multiply
    73,602.72x = 110,321.96 × 29,217.60
  4. Step 4: Simplify right side
    73,602.72x = 3,223,342,898.50
  5. Step 5: Solve for x
    x = 3,223,342,898.50/73,602.72
  6. Step 6: Final answer
    x = 43,793.80

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1.5x scale

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.