Home / 110,738.44-166,129.58-40,618.36

Finding the Fourth Proportional to 110,738.44, 166,129.58 and 40,618.36

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Solution

The fourth proportional to 110,738.44, 166,129.58 and 40,618.36 is: 60,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,738.44 : 166,129.58 = 40,618.36 : x
  2. Step 2: Convert to fraction form
    110,738.44/166,129.58 = 40,618.36/x
  3. Step 3: Cross multiply
    110,738.44x = 166,129.58 × 40,618.36
  4. Step 4: Simplify right side
    110,738.44x = 6,747,911,396.30
  5. Step 5: Solve for x
    x = 6,747,911,396.30/110,738.44
  6. Step 6: Final answer
    x = 60,935.58

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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.