Home / 180,121.22-270,181.46-169,160.25

Finding the Fourth Proportional to 180,121.22, 270,181.46 and 169,160.25

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Solution

The fourth proportional to 180,121.22, 270,181.46 and 169,160.25 is: 253,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,121.22 : 270,181.46 = 169,160.25 : x
  2. Step 2: Convert to fraction form
    180,121.22/270,181.46 = 169,160.25/x
  3. Step 3: Cross multiply
    180,121.22x = 270,181.46 × 169,160.25
  4. Step 4: Simplify right side
    180,121.22x = 45,703,961,968.06
  5. Step 5: Solve for x
    x = 45,703,961,968.06/180,121.22
  6. Step 6: Final answer
    x = 253,740.03

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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.