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Finding the Fourth Proportional to 110,496.90, 165,745.35 and 27,390.90

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Solution

The fourth proportional to 110,496.90, 165,745.35 and 27,390.90 is: 41,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,496.90 : 165,745.35 = 27,390.90 : x
  2. Step 2: Convert to fraction form
    110,496.90/165,745.35 = 27,390.90/x
  3. Step 3: Cross multiply
    110,496.90x = 165,745.35 × 27,390.90
  4. Step 4: Simplify right side
    110,496.90x = 4,539,914,307.32
  5. Step 5: Solve for x
    x = 4,539,914,307.32/110,496.90
  6. Step 6: Final answer
    x = 41,086.35

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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.