Home / 110,278.08-165,433.52-51,119.73

Finding the Fourth Proportional to 110,278.08, 165,433.52 and 51,119.73

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Solution

The fourth proportional to 110,278.08, 165,433.52 and 51,119.73 is: 76,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,278.08 : 165,433.52 = 51,119.73 : x
  2. Step 2: Convert to fraction form
    110,278.08/165,433.52 = 51,119.73/x
  3. Step 3: Cross multiply
    110,278.08x = 165,433.52 × 51,119.73
  4. Step 4: Simplify right side
    110,278.08x = 8,456,917,003.15
  5. Step 5: Solve for x
    x = 8,456,917,003.15/110,278.08
  6. Step 6: Final answer
    x = 76,687.20

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1.5x scale

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.