Home / 192,505.26-288,799.10-57,579.92

Finding the Fourth Proportional to 192,505.26, 288,799.10 and 57,579.92

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Solution

The fourth proportional to 192,505.26, 288,799.10 and 57,579.92 is: 86,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,505.26 : 288,799.10 = 57,579.92 : x
  2. Step 2: Convert to fraction form
    192,505.26/288,799.10 = 57,579.92/x
  3. Step 3: Cross multiply
    192,505.26x = 288,799.10 × 57,579.92
  4. Step 4: Simplify right side
    192,505.26x = 16,629,029,074.07
  5. Step 5: Solve for x
    x = 16,629,029,074.07/192,505.26
  6. Step 6: Final answer
    x = 86,382.21

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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.