Home / 49,081.20-73,654.20-28,021.20

Finding the Fourth Proportional to 49,081.20, 73,654.20 and 28,021.20

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Solution

The fourth proportional to 49,081.20, 73,654.20 and 28,021.20 is: 42,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,081.20 : 73,654.20 = 28,021.20 : x
  2. Step 2: Convert to fraction form
    49,081.20/73,654.20 = 28,021.20/x
  3. Step 3: Cross multiply
    49,081.20x = 73,654.20 × 28,021.20
  4. Step 4: Simplify right side
    49,081.20x = 2,063,879,069.04
  5. Step 5: Solve for x
    x = 2,063,879,069.04/49,081.20
  6. Step 6: Final answer
    x = 42,050.30

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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.