Home / 52,879.20-72,972.62-30,217.94

Finding the Fourth Proportional to 52,879.20, 72,972.62 and 30,217.94

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Solution

The fourth proportional to 52,879.20, 72,972.62 and 30,217.94 is: 41,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,879.20 : 72,972.62 = 30,217.94 : x
  2. Step 2: Convert to fraction form
    52,879.20/72,972.62 = 30,217.94/x
  3. Step 3: Cross multiply
    52,879.20x = 72,972.62 × 30,217.94
  4. Step 4: Simplify right side
    52,879.20x = 2,205,082,252.80
  5. Step 5: Solve for x
    x = 2,205,082,252.80/52,879.20
  6. Step 6: Final answer
    x = 41,700.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.