Home / 48,918.20-73,454.10-28,182.20

Finding the Fourth Proportional to 48,918.20, 73,454.10 and 28,182.20

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Solution

The fourth proportional to 48,918.20, 73,454.10 and 28,182.20 is: 42,317.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,918.20 : 73,454.10 = 28,182.20 : x
  2. Step 2: Convert to fraction form
    48,918.20/73,454.10 = 28,182.20/x
  3. Step 3: Cross multiply
    48,918.20x = 73,454.10 × 28,182.20
  4. Step 4: Simplify right side
    48,918.20x = 2,070,098,137.02
  5. Step 5: Solve for x
    x = 2,070,098,137.02/48,918.20
  6. Step 6: Final answer
    x = 42,317.55

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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.