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Finding the Fourth Proportional to 168,077, 231,946.26 and 92,627.12

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Solution

The fourth proportional to 168,077, 231,946.26 and 92,627.12 is: 127,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,077 : 231,946.26 = 92,627.12 : x
  2. Step 2: Convert to fraction form
    168,077/231,946.26 = 92,627.12/x
  3. Step 3: Cross multiply
    168,077x = 231,946.26 × 92,627.12
  4. Step 4: Simplify right side
    168,077x = 21,484,514,058.57
  5. Step 5: Solve for x
    x = 21,484,514,058.57/168,077
  6. Step 6: Final answer
    x = 127,825.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.