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Finding the Fourth Proportional to 48,334.80, 72,502.20 and 33,589.20

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Solution

The fourth proportional to 48,334.80, 72,502.20 and 33,589.20 is: 50,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,334.80 : 72,502.20 = 33,589.20 : x
  2. Step 2: Convert to fraction form
    48,334.80/72,502.20 = 33,589.20/x
  3. Step 3: Cross multiply
    48,334.80x = 72,502.20 × 33,589.20
  4. Step 4: Simplify right side
    48,334.80x = 2,435,290,896.24
  5. Step 5: Solve for x
    x = 2,435,290,896.24/48,334.80
  6. Step 6: Final answer
    x = 50,383.80

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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.