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Finding the Fourth Proportional to 226,498.73, 312,570.35 and 124,524.92

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Solution

The fourth proportional to 226,498.73, 312,570.35 and 124,524.92 is: 171,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,498.73 : 312,570.35 = 124,524.92 : x
  2. Step 2: Convert to fraction form
    226,498.73/312,570.35 = 124,524.92/x
  3. Step 3: Cross multiply
    226,498.73x = 312,570.35 × 124,524.92
  4. Step 4: Simplify right side
    226,498.73x = 38,922,796,576.58
  5. Step 5: Solve for x
    x = 38,922,796,576.58/226,498.73
  6. Step 6: Final answer
    x = 171,845.54

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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.