Home / 230,462.19-345,704.22-111,992.40

Finding the Fourth Proportional to 230,462.19, 345,704.22 and 111,992.40

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Solution

The fourth proportional to 230,462.19, 345,704.22 and 111,992.40 is: 167,993.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,462.19 : 345,704.22 = 111,992.40 : x
  2. Step 2: Convert to fraction form
    230,462.19/345,704.22 = 111,992.40/x
  3. Step 3: Cross multiply
    230,462.19x = 345,704.22 × 111,992.40
  4. Step 4: Simplify right side
    230,462.19x = 38,716,245,287.93
  5. Step 5: Solve for x
    x = 38,716,245,287.93/230,462.19
  6. Step 6: Final answer
    x = 167,993.91

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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.