Home / 110,620.48-165,908.40-31,713.52

Finding the Fourth Proportional to 110,620.48, 165,908.40 and 31,713.52

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Solution

The fourth proportional to 110,620.48, 165,908.40 and 31,713.52 is: 47,563.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,620.48 : 165,908.40 = 31,713.52 : x
  2. Step 2: Convert to fraction form
    110,620.48/165,908.40 = 31,713.52/x
  3. Step 3: Cross multiply
    110,620.48x = 165,908.40 × 31,713.52
  4. Step 4: Simplify right side
    110,620.48x = 5,261,539,361.57
  5. Step 5: Solve for x
    x = 5,261,539,361.57/110,620.48
  6. Step 6: Final answer
    x = 47,563.88

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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.