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Finding the Fourth Proportional to 205,568.24, 308,347.88 and 94,760.24

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Solution

The fourth proportional to 205,568.24, 308,347.88 and 94,760.24 is: 142,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,568.24 : 308,347.88 = 94,760.24 : x
  2. Step 2: Convert to fraction form
    205,568.24/308,347.88 = 94,760.24/x
  3. Step 3: Cross multiply
    205,568.24x = 308,347.88 × 94,760.24
  4. Step 4: Simplify right side
    205,568.24x = 29,219,119,112.29
  5. Step 5: Solve for x
    x = 29,219,119,112.29/205,568.24
  6. Step 6: Final answer
    x = 142,138.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.