Home / 192,371.82-288,572.23-57,425.23

Finding the Fourth Proportional to 192,371.82, 288,572.23 and 57,425.23

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Solution

The fourth proportional to 192,371.82, 288,572.23 and 57,425.23 is: 86,142.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,371.82 : 288,572.23 = 57,425.23 : x
  2. Step 2: Convert to fraction form
    192,371.82/288,572.23 = 57,425.23/x
  3. Step 3: Cross multiply
    192,371.82x = 288,572.23 × 57,425.23
  4. Step 4: Simplify right side
    192,371.82x = 16,571,326,535.80
  5. Step 5: Solve for x
    x = 16,571,326,535.80/192,371.82
  6. Step 6: Final answer
    x = 86,142.17

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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.