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Finding the Fourth Proportional to 53,252, 79,832.88 and 35,668

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Solution

The fourth proportional to 53,252, 79,832.88 and 35,668 is: 53,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,252 : 79,832.88 = 35,668 : x
  2. Step 2: Convert to fraction form
    53,252/79,832.88 = 35,668/x
  3. Step 3: Cross multiply
    53,252x = 79,832.88 × 35,668
  4. Step 4: Simplify right side
    53,252x = 2,847,479,163.84
  5. Step 5: Solve for x
    x = 2,847,479,163.84/53,252
  6. Step 6: Final answer
    x = 53,471.78

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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.