Home / 192,362.37-288,548.49-91,136.73

Finding the Fourth Proportional to 192,362.37, 288,548.49 and 91,136.73

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Solution

The fourth proportional to 192,362.37, 288,548.49 and 91,136.73 is: 136,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,362.37 : 288,548.49 = 91,136.73 : x
  2. Step 2: Convert to fraction form
    192,362.37/288,548.49 = 91,136.73/x
  3. Step 3: Cross multiply
    192,362.37x = 288,548.49 × 91,136.73
  4. Step 4: Simplify right side
    192,362.37x = 26,297,365,825.04
  5. Step 5: Solve for x
    x = 26,297,365,825.04/192,362.37
  6. Step 6: Final answer
    x = 136,707.43

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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.