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Finding the Fourth Proportional to 52,722.99, 79,076.12 and 24,662.52

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Solution

The fourth proportional to 52,722.99, 79,076.12 and 24,662.52 is: 36,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,722.99 : 79,076.12 = 24,662.52 : x
  2. Step 2: Convert to fraction form
    52,722.99/79,076.12 = 24,662.52/x
  3. Step 3: Cross multiply
    52,722.99x = 79,076.12 × 24,662.52
  4. Step 4: Simplify right side
    52,722.99x = 1,950,216,267.71
  5. Step 5: Solve for x
    x = 1,950,216,267.71/52,722.99
  6. Step 6: Final answer
    x = 36,989.86

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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.