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Finding the Fourth Proportional to 52,747.97, 79,101.45 and 19,004.99

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Solution

The fourth proportional to 52,747.97, 79,101.45 and 19,004.99 is: 28,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,747.97 : 79,101.45 = 19,004.99 : x
  2. Step 2: Convert to fraction form
    52,747.97/79,101.45 = 19,004.99/x
  3. Step 3: Cross multiply
    52,747.97x = 79,101.45 × 19,004.99
  4. Step 4: Simplify right side
    52,747.97x = 1,503,322,266.24
  5. Step 5: Solve for x
    x = 1,503,322,266.24/52,747.97
  6. Step 6: Final answer
    x = 28,500.10

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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.