Home / 50,282.76-75,455.90-28,110.68

Finding the Fourth Proportional to 50,282.76, 75,455.90 and 28,110.68

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Solution

The fourth proportional to 50,282.76, 75,455.90 and 28,110.68 is: 42,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,282.76 : 75,455.90 = 28,110.68 : x
  2. Step 2: Convert to fraction form
    50,282.76/75,455.90 = 28,110.68/x
  3. Step 3: Cross multiply
    50,282.76x = 75,455.90 × 28,110.68
  4. Step 4: Simplify right side
    50,282.76x = 2,121,116,659.01
  5. Step 5: Solve for x
    x = 2,121,116,659.01/50,282.76
  6. Step 6: Final answer
    x = 42,183.78

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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.