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Finding the Fourth Proportional to 48,830.80, 73,246.20 and 33,797.20

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Solution

The fourth proportional to 48,830.80, 73,246.20 and 33,797.20 is: 50,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,830.80 : 73,246.20 = 33,797.20 : x
  2. Step 2: Convert to fraction form
    48,830.80/73,246.20 = 33,797.20/x
  3. Step 3: Cross multiply
    48,830.80x = 73,246.20 × 33,797.20
  4. Step 4: Simplify right side
    48,830.80x = 2,475,516,470.64
  5. Step 5: Solve for x
    x = 2,475,516,470.64/48,830.80
  6. Step 6: Final answer
    x = 50,695.80

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1.5x scale

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.