Home / 192,106.28-288,171.69-79,795.64

Finding the Fourth Proportional to 192,106.28, 288,171.69 and 79,795.64

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Solution

The fourth proportional to 192,106.28, 288,171.69 and 79,795.64 is: 119,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,106.28 : 288,171.69 = 79,795.64 : x
  2. Step 2: Convert to fraction form
    192,106.28/288,171.69 = 79,795.64/x
  3. Step 3: Cross multiply
    192,106.28x = 288,171.69 × 79,795.64
  4. Step 4: Simplify right side
    192,106.28x = 22,994,842,992.57
  5. Step 5: Solve for x
    x = 22,994,842,992.57/192,106.28
  6. Step 6: Final answer
    x = 119,698.55

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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.