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Finding the Fourth Proportional to 202,662.52, 304,149.54 and 192,256.04

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Solution

The fourth proportional to 202,662.52, 304,149.54 and 192,256.04 is: 288,531.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,662.52 : 304,149.54 = 192,256.04 : x
  2. Step 2: Convert to fraction form
    202,662.52/304,149.54 = 192,256.04/x
  3. Step 3: Cross multiply
    202,662.52x = 304,149.54 × 192,256.04
  4. Step 4: Simplify right side
    202,662.52x = 58,474,586,128.22
  5. Step 5: Solve for x
    x = 58,474,586,128.22/202,662.52
  6. Step 6: Final answer
    x = 288,531.82

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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.