Home / 80,847.57-121,316.46-33,497.65

Finding the Fourth Proportional to 80,847.57, 121,316.46 and 33,497.65

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Solution

The fourth proportional to 80,847.57, 121,316.46 and 33,497.65 is: 50,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,847.57 : 121,316.46 = 33,497.65 : x
  2. Step 2: Convert to fraction form
    80,847.57/121,316.46 = 33,497.65/x
  3. Step 3: Cross multiply
    80,847.57x = 121,316.46 × 33,497.65
  4. Step 4: Simplify right side
    80,847.57x = 4,063,816,436.56
  5. Step 5: Solve for x
    x = 4,063,816,436.56/80,847.57
  6. Step 6: Final answer
    x = 50,265.17

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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.