Home / 49,933.20-74,932.20-28,873.20

Finding the Fourth Proportional to 49,933.20, 74,932.20 and 28,873.20

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Solution

The fourth proportional to 49,933.20, 74,932.20 and 28,873.20 is: 43,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,933.20 : 74,932.20 = 28,873.20 : x
  2. Step 2: Convert to fraction form
    49,933.20/74,932.20 = 28,873.20/x
  3. Step 3: Cross multiply
    49,933.20x = 74,932.20 × 28,873.20
  4. Step 4: Simplify right side
    49,933.20x = 2,163,532,397.04
  5. Step 5: Solve for x
    x = 2,163,532,397.04/49,933.20
  6. Step 6: Final answer
    x = 43,328.53

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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.