Home / 192,226.67-288,443.43-79,984.36

Finding the Fourth Proportional to 192,226.67, 288,443.43 and 79,984.36

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Solution

The fourth proportional to 192,226.67, 288,443.43 and 79,984.36 is: 120,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,226.67 : 288,443.43 = 79,984.36 : x
  2. Step 2: Convert to fraction form
    192,226.67/288,443.43 = 79,984.36/x
  3. Step 3: Cross multiply
    192,226.67x = 288,443.43 × 79,984.36
  4. Step 4: Simplify right side
    192,226.67x = 23,070,963,505.31
  5. Step 5: Solve for x
    x = 23,070,963,505.31/192,226.67
  6. Step 6: Final answer
    x = 120,019.58

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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.