Home / 168,121.64-232,007.82-92,671.40

Finding the Fourth Proportional to 168,121.64, 232,007.82 and 92,671.40

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Solution

The fourth proportional to 168,121.64, 232,007.82 and 92,671.40 is: 127,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,121.64 : 232,007.82 = 92,671.40 : x
  2. Step 2: Convert to fraction form
    168,121.64/232,007.82 = 92,671.40/x
  3. Step 3: Cross multiply
    168,121.64x = 232,007.82 × 92,671.40
  4. Step 4: Simplify right side
    168,121.64x = 21,500,489,490.35
  5. Step 5: Solve for x
    x = 21,500,489,490.35/168,121.64
  6. Step 6: Final answer
    x = 127,886.51

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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.