Home / 48,986.20-73,476.66-28,734.22

Finding the Fourth Proportional to 48,986.20, 73,476.66 and 28,734.22

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Solution

The fourth proportional to 48,986.20, 73,476.66 and 28,734.22 is: 43,099.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,986.20 : 73,476.66 = 28,734.22 : x
  2. Step 2: Convert to fraction form
    48,986.20/73,476.66 = 28,734.22/x
  3. Step 3: Cross multiply
    48,986.20x = 73,476.66 × 28,734.22
  4. Step 4: Simplify right side
    48,986.20x = 2,111,294,513.31
  5. Step 5: Solve for x
    x = 2,111,294,513.31/48,986.20
  6. Step 6: Final answer
    x = 43,099.78

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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.