Home / 170,744.14-255,908.85-120,838.83

Finding the Fourth Proportional to 170,744.14, 255,908.85 and 120,838.83

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Solution

The fourth proportional to 170,744.14, 255,908.85 and 120,838.83 is: 181,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,744.14 : 255,908.85 = 120,838.83 : x
  2. Step 2: Convert to fraction form
    170,744.14/255,908.85 = 120,838.83/x
  3. Step 3: Cross multiply
    170,744.14x = 255,908.85 × 120,838.83
  4. Step 4: Simplify right side
    170,744.14x = 30,923,726,020.65
  5. Step 5: Solve for x
    x = 30,923,726,020.65/170,744.14
  6. Step 6: Final answer
    x = 181,111.49

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1.5x scale

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.