Home / 231,093.81-346,402.89-112,618.56

Finding the Fourth Proportional to 231,093.81, 346,402.89 and 112,618.56

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Solution

The fourth proportional to 231,093.81, 346,402.89 and 112,618.56 is: 168,811.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,093.81 : 346,402.89 = 112,618.56 : x
  2. Step 2: Convert to fraction form
    231,093.81/346,402.89 = 112,618.56/x
  3. Step 3: Cross multiply
    231,093.81x = 346,402.89 × 112,618.56
  4. Step 4: Simplify right side
    231,093.81x = 39,011,394,651.64
  5. Step 5: Solve for x
    x = 39,011,394,651.64/231,093.81
  6. Step 6: Final answer
    x = 168,811.94

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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.