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Finding the Fourth Proportional to 48,839.80, 73,259.70 and 33,093.40

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Solution

The fourth proportional to 48,839.80, 73,259.70 and 33,093.40 is: 49,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,839.80 : 73,259.70 = 33,093.40 : x
  2. Step 2: Convert to fraction form
    48,839.80/73,259.70 = 33,093.40/x
  3. Step 3: Cross multiply
    48,839.80x = 73,259.70 × 33,093.40
  4. Step 4: Simplify right side
    48,839.80x = 2,424,412,555.98
  5. Step 5: Solve for x
    x = 2,424,412,555.98/48,839.80
  6. Step 6: Final answer
    x = 49,640.10

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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.