Home / 170,175.27-255,262.97-76,571.67

Finding the Fourth Proportional to 170,175.27, 255,262.97 and 76,571.67

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Solution

The fourth proportional to 170,175.27, 255,262.97 and 76,571.67 is: 114,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,175.27 : 255,262.97 = 76,571.67 : x
  2. Step 2: Convert to fraction form
    170,175.27/255,262.97 = 76,571.67/x
  3. Step 3: Cross multiply
    170,175.27x = 255,262.97 × 76,571.67
  4. Step 4: Simplify right side
    170,175.27x = 19,545,911,519.20
  5. Step 5: Solve for x
    x = 19,545,911,519.20/170,175.27
  6. Step 6: Final answer
    x = 114,857.53

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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.