Home / 73,198.42-109,808.55-23,280.14

Finding the Fourth Proportional to 73,198.42, 109,808.55 and 23,280.14

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Solution

The fourth proportional to 73,198.42, 109,808.55 and 23,280.14 is: 34,923.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,198.42 : 109,808.55 = 23,280.14 : x
  2. Step 2: Convert to fraction form
    73,198.42/109,808.55 = 23,280.14/x
  3. Step 3: Cross multiply
    73,198.42x = 109,808.55 × 23,280.14
  4. Step 4: Simplify right side
    73,198.42x = 2,556,358,691.72
  5. Step 5: Solve for x
    x = 2,556,358,691.72/73,198.42
  6. Step 6: Final answer
    x = 34,923.69

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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.