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Finding the Fourth Proportional to 110,647.51, 165,971.15 and 44,134.36

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Solution

The fourth proportional to 110,647.51, 165,971.15 and 44,134.36 is: 66,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,647.51 : 165,971.15 = 44,134.36 : x
  2. Step 2: Convert to fraction form
    110,647.51/165,971.15 = 44,134.36/x
  3. Step 3: Cross multiply
    110,647.51x = 165,971.15 × 44,134.36
  4. Step 4: Simplify right side
    110,647.51x = 7,325,030,677.97
  5. Step 5: Solve for x
    x = 7,325,030,677.97/110,647.51
  6. Step 6: Final answer
    x = 66,201.49

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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.