Home / 110,659.08-165,963.34-31,772.68

Finding the Fourth Proportional to 110,659.08, 165,963.34 and 31,772.68

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Solution

The fourth proportional to 110,659.08, 165,963.34 and 31,772.68 is: 47,651.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,659.08 : 165,963.34 = 31,772.68 : x
  2. Step 2: Convert to fraction form
    110,659.08/165,963.34 = 31,772.68/x
  3. Step 3: Cross multiply
    110,659.08x = 165,963.34 × 31,772.68
  4. Step 4: Simplify right side
    110,659.08x = 5,273,100,093.55
  5. Step 5: Solve for x
    x = 5,273,100,093.55/110,659.08
  6. Step 6: Final answer
    x = 47,651.76

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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.