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Finding the Fourth Proportional to 52,982.88, 79,485.84 and 16,049.76

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Solution

The fourth proportional to 52,982.88, 79,485.84 and 16,049.76 is: 24,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,982.88 : 79,485.84 = 16,049.76 : x
  2. Step 2: Convert to fraction form
    52,982.88/79,485.84 = 16,049.76/x
  3. Step 3: Cross multiply
    52,982.88x = 79,485.84 × 16,049.76
  4. Step 4: Simplify right side
    52,982.88x = 1,275,728,655.40
  5. Step 5: Solve for x
    x = 1,275,728,655.40/52,982.88
  6. Step 6: Final answer
    x = 24,078.13

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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.