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Finding the Fourth Proportional to 228,446.52, 342,443.73 and 108,292.43

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Solution

The fourth proportional to 228,446.52, 342,443.73 and 108,292.43 is: 162,331.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,446.52 : 342,443.73 = 108,292.43 : x
  2. Step 2: Convert to fraction form
    228,446.52/342,443.73 = 108,292.43/x
  3. Step 3: Cross multiply
    228,446.52x = 342,443.73 × 108,292.43
  4. Step 4: Simplify right side
    228,446.52x = 37,084,063,659.96
  5. Step 5: Solve for x
    x = 37,084,063,659.96/228,446.52
  6. Step 6: Final answer
    x = 162,331.49

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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.