Home / 226,671.31-312,796.54-124,690.30

Finding the Fourth Proportional to 226,671.31, 312,796.54 and 124,690.30

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Solution

The fourth proportional to 226,671.31, 312,796.54 and 124,690.30 is: 172,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,671.31 : 312,796.54 = 124,690.30 : x
  2. Step 2: Convert to fraction form
    226,671.31/312,796.54 = 124,690.30/x
  3. Step 3: Cross multiply
    226,671.31x = 312,796.54 × 124,690.30
  4. Step 4: Simplify right side
    226,671.31x = 39,002,694,411.56
  5. Step 5: Solve for x
    x = 39,002,694,411.56/226,671.31
  6. Step 6: Final answer
    x = 172,067.19

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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.