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Finding the Fourth Proportional to 110,028.78, 165,051.97 and 35,159.46

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Solution

The fourth proportional to 110,028.78, 165,051.97 and 35,159.46 is: 52,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,028.78 : 165,051.97 = 35,159.46 : x
  2. Step 2: Convert to fraction form
    110,028.78/165,051.97 = 35,159.46/x
  3. Step 3: Cross multiply
    110,028.78x = 165,051.97 × 35,159.46
  4. Step 4: Simplify right side
    110,028.78x = 5,803,138,137.14
  5. Step 5: Solve for x
    x = 5,803,138,137.14/110,028.78
  6. Step 6: Final answer
    x = 52,742.00

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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.