Home / 110,303.06-165,538.35-80,797.46

Finding the Fourth Proportional to 110,303.06, 165,538.35 and 80,797.46

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Solution

The fourth proportional to 110,303.06, 165,538.35 and 80,797.46 is: 121,257.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,303.06 : 165,538.35 = 80,797.46 : x
  2. Step 2: Convert to fraction form
    110,303.06/165,538.35 = 80,797.46/x
  3. Step 3: Cross multiply
    110,303.06x = 165,538.35 × 80,797.46
  4. Step 4: Simplify right side
    110,303.06x = 13,375,078,212.59
  5. Step 5: Solve for x
    x = 13,375,078,212.59/110,303.06
  6. Step 6: Final answer
    x = 121,257.54

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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.