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Finding the Fourth Proportional to 185,040.50, 255,358.01 and 108,560.95

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Solution

The fourth proportional to 185,040.50, 255,358.01 and 108,560.95 is: 149,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,040.50 : 255,358.01 = 108,560.95 : x
  2. Step 2: Convert to fraction form
    185,040.50/255,358.01 = 108,560.95/x
  3. Step 3: Cross multiply
    185,040.50x = 255,358.01 × 108,560.95
  4. Step 4: Simplify right side
    185,040.50x = 27,721,907,788.72
  5. Step 5: Solve for x
    x = 27,721,907,788.72/185,040.50
  6. Step 6: Final answer
    x = 149,815.36

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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.