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Finding the Fourth Proportional to 64,205.72, 96,245.39 and 37,517.84

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Solution

The fourth proportional to 64,205.72, 96,245.39 and 37,517.84 is: 56,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,205.72 : 96,245.39 = 37,517.84 : x
  2. Step 2: Convert to fraction form
    64,205.72/96,245.39 = 37,517.84/x
  3. Step 3: Cross multiply
    64,205.72x = 96,245.39 × 37,517.84
  4. Step 4: Simplify right side
    64,205.72x = 3,610,918,755.33
  5. Step 5: Solve for x
    x = 3,610,918,755.33/64,205.72
  6. Step 6: Final answer
    x = 56,239.83

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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.