Home / 192,723.62-289,083.82-150,639.10

Finding the Fourth Proportional to 192,723.62, 289,083.82 and 150,639.10

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Solution

The fourth proportional to 192,723.62, 289,083.82 and 150,639.10 is: 225,957.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,723.62 : 289,083.82 = 150,639.10 : x
  2. Step 2: Convert to fraction form
    192,723.62/289,083.82 = 150,639.10/x
  3. Step 3: Cross multiply
    192,723.62x = 289,083.82 × 150,639.10
  4. Step 4: Simplify right side
    192,723.62x = 43,547,326,469.36
  5. Step 5: Solve for x
    x = 43,547,326,469.36/192,723.62
  6. Step 6: Final answer
    x = 225,957.39

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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.