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Finding the Fourth Proportional to 225,834.53, 338,751.33 and 124,627.65

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Solution

The fourth proportional to 225,834.53, 338,751.33 and 124,627.65 is: 186,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,834.53 : 338,751.33 = 124,627.65 : x
  2. Step 2: Convert to fraction form
    225,834.53/338,751.33 = 124,627.65/x
  3. Step 3: Cross multiply
    225,834.53x = 338,751.33 × 124,627.65
  4. Step 4: Simplify right side
    225,834.53x = 42,217,782,192.27
  5. Step 5: Solve for x
    x = 42,217,782,192.27/225,834.53
  6. Step 6: Final answer
    x = 186,941.22

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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.