Home / 110,010.16-165,098.22-80,504.20

Finding the Fourth Proportional to 110,010.16, 165,098.22 and 80,504.20

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Solution

The fourth proportional to 110,010.16, 165,098.22 and 80,504.20 is: 120,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,010.16 : 165,098.22 = 80,504.20 : x
  2. Step 2: Convert to fraction form
    110,010.16/165,098.22 = 80,504.20/x
  3. Step 3: Cross multiply
    110,010.16x = 165,098.22 × 80,504.20
  4. Step 4: Simplify right side
    110,010.16x = 13,291,100,122.52
  5. Step 5: Solve for x
    x = 13,291,100,122.52/110,010.16
  6. Step 6: Final answer
    x = 120,817.02

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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.