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Finding the Fourth Proportional to 322,002.07, 483,224.57 and 111,640.01

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Solution

The fourth proportional to 322,002.07, 483,224.57 and 111,640.01 is: 167,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,002.07 : 483,224.57 = 111,640.01 : x
  2. Step 2: Convert to fraction form
    322,002.07/483,224.57 = 111,640.01/x
  3. Step 3: Cross multiply
    322,002.07x = 483,224.57 × 111,640.01
  4. Step 4: Simplify right side
    322,002.07x = 53,947,195,827.05
  5. Step 5: Solve for x
    x = 53,947,195,827.05/322,002.07
  6. Step 6: Final answer
    x = 167,536.80

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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.