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Finding the Fourth Proportional to 168,184, 232,095.72 and 91,702.48

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Solution

The fourth proportional to 168,184, 232,095.72 and 91,702.48 is: 126,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,184 : 232,095.72 = 91,702.48 : x
  2. Step 2: Convert to fraction form
    168,184/232,095.72 = 91,702.48/x
  3. Step 3: Cross multiply
    168,184x = 232,095.72 × 91,702.48
  4. Step 4: Simplify right side
    168,184x = 21,283,753,121.39
  5. Step 5: Solve for x
    x = 21,283,753,121.39/168,184
  6. Step 6: Final answer
    x = 126,550.40

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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.