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Finding the Fourth Proportional to 263,056.92, 363,026.94 and 149,886.96

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Solution

The fourth proportional to 263,056.92, 363,026.94 and 149,886.96 is: 206,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,056.92 : 363,026.94 = 149,886.96 : x
  2. Step 2: Convert to fraction form
    263,056.92/363,026.94 = 149,886.96/x
  3. Step 3: Cross multiply
    263,056.92x = 363,026.94 × 149,886.96
  4. Step 4: Simplify right side
    263,056.92x = 54,413,004,434.70
  5. Step 5: Solve for x
    x = 54,413,004,434.70/263,056.92
  6. Step 6: Final answer
    x = 206,848.79

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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.