Home / 110,172.85-165,002.97-107,142.37

Finding the Fourth Proportional to 110,172.85, 165,002.97 and 107,142.37

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Solution

The fourth proportional to 110,172.85, 165,002.97 and 107,142.37 is: 160,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,172.85 : 165,002.97 = 107,142.37 : x
  2. Step 2: Convert to fraction form
    110,172.85/165,002.97 = 107,142.37/x
  3. Step 3: Cross multiply
    110,172.85x = 165,002.97 × 107,142.37
  4. Step 4: Simplify right side
    110,172.85x = 17,678,809,262.84
  5. Step 5: Solve for x
    x = 17,678,809,262.84/110,172.85
  6. Step 6: Final answer
    x = 160,464.30

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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.