Home / 110,729.04-166,122-31,849.44

Finding the Fourth Proportional to 110,729.04, 166,122 and 31,849.44

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Solution

The fourth proportional to 110,729.04, 166,122 and 31,849.44 is: 47,782.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,729.04 : 166,122 = 31,849.44 : x
  2. Step 2: Convert to fraction form
    110,729.04/166,122 = 31,849.44/x
  3. Step 3: Cross multiply
    110,729.04x = 166,122 × 31,849.44
  4. Step 4: Simplify right side
    110,729.04x = 5,290,892,671.68
  5. Step 5: Solve for x
    x = 5,290,892,671.68/110,729.04
  6. Step 6: Final answer
    x = 47,782.34

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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.