Home / 106,620.03-160,012.67-40,120.65

Finding the Fourth Proportional to 106,620.03, 160,012.67 and 40,120.65

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Solution

The fourth proportional to 106,620.03, 160,012.67 and 40,120.65 is: 60,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,620.03 : 160,012.67 = 40,120.65 : x
  2. Step 2: Convert to fraction form
    106,620.03/160,012.67 = 40,120.65/x
  3. Step 3: Cross multiply
    106,620.03x = 160,012.67 × 40,120.65
  4. Step 4: Simplify right side
    106,620.03x = 6,419,812,128.03
  5. Step 5: Solve for x
    x = 6,419,812,128.03/106,620.03
  6. Step 6: Final answer
    x = 60,212.06

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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.