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Finding the Fourth Proportional to 110,503.78, 165,766.47 and 35,625.22

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Solution

The fourth proportional to 110,503.78, 165,766.47 and 35,625.22 is: 53,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,503.78 : 165,766.47 = 35,625.22 : x
  2. Step 2: Convert to fraction form
    110,503.78/165,766.47 = 35,625.22/x
  3. Step 3: Cross multiply
    110,503.78x = 165,766.47 × 35,625.22
  4. Step 4: Simplify right side
    110,503.78x = 5,905,466,962.37
  5. Step 5: Solve for x
    x = 5,905,466,962.37/110,503.78
  6. Step 6: Final answer
    x = 53,441.31

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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.