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Finding the Fourth Proportional to 64,469.45, 96,703.74 and 35,074.12

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Solution

The fourth proportional to 64,469.45, 96,703.74 and 35,074.12 is: 52,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,469.45 : 96,703.74 = 35,074.12 : x
  2. Step 2: Convert to fraction form
    64,469.45/96,703.74 = 35,074.12/x
  3. Step 3: Cross multiply
    64,469.45x = 96,703.74 × 35,074.12
  4. Step 4: Simplify right side
    64,469.45x = 3,391,798,940.72
  5. Step 5: Solve for x
    x = 3,391,798,940.72/64,469.45
  6. Step 6: Final answer
    x = 52,610.95

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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.