Home / 69,277.20-103,946.40-33,718.80

Finding the Fourth Proportional to 69,277.20, 103,946.40 and 33,718.80

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Solution

The fourth proportional to 69,277.20, 103,946.40 and 33,718.80 is: 50,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,277.20 : 103,946.40 = 33,718.80 : x
  2. Step 2: Convert to fraction form
    69,277.20/103,946.40 = 33,718.80/x
  3. Step 3: Cross multiply
    69,277.20x = 103,946.40 × 33,718.80
  4. Step 4: Simplify right side
    69,277.20x = 3,504,947,872.32
  5. Step 5: Solve for x
    x = 3,504,947,872.32/69,277.20
  6. Step 6: Final answer
    x = 50,593.09

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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.