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Finding the Fourth Proportional to 230,834.48, 346,286.28 and 73,010.48

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Solution

The fourth proportional to 230,834.48, 346,286.28 and 73,010.48 is: 109,526.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,834.48 : 346,286.28 = 73,010.48 : x
  2. Step 2: Convert to fraction form
    230,834.48/346,286.28 = 73,010.48/x
  3. Step 3: Cross multiply
    230,834.48x = 346,286.28 × 73,010.48
  4. Step 4: Simplify right side
    230,834.48x = 25,282,527,520.21
  5. Step 5: Solve for x
    x = 25,282,527,520.21/230,834.48
  6. Step 6: Final answer
    x = 109,526.65

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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.