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Finding the Fourth Proportional to 52,835.88, 79,249.02 and 19,556.22

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Solution

The fourth proportional to 52,835.88, 79,249.02 and 19,556.22 is: 29,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,835.88 : 79,249.02 = 19,556.22 : x
  2. Step 2: Convert to fraction form
    52,835.88/79,249.02 = 19,556.22/x
  3. Step 3: Cross multiply
    52,835.88x = 79,249.02 × 19,556.22
  4. Step 4: Simplify right side
    52,835.88x = 1,549,811,269.90
  5. Step 5: Solve for x
    x = 1,549,811,269.90/52,835.88
  6. Step 6: Final answer
    x = 29,332.55

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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.