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Finding the Fourth Proportional to 110,611.48, 165,917.34 and 27,505.48

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Solution

The fourth proportional to 110,611.48, 165,917.34 and 27,505.48 is: 41,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,611.48 : 165,917.34 = 27,505.48 : x
  2. Step 2: Convert to fraction form
    110,611.48/165,917.34 = 27,505.48/x
  3. Step 3: Cross multiply
    110,611.48x = 165,917.34 × 27,505.48
  4. Step 4: Simplify right side
    110,611.48x = 4,563,636,077.02
  5. Step 5: Solve for x
    x = 4,563,636,077.02/110,611.48
  6. Step 6: Final answer
    x = 41,258.25

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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.