Home / 180,102.12-270,292.64-67,884.44

Finding the Fourth Proportional to 180,102.12, 270,292.64 and 67,884.44

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Solution

The fourth proportional to 180,102.12, 270,292.64 and 67,884.44 is: 101,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,102.12 : 270,292.64 = 67,884.44 : x
  2. Step 2: Convert to fraction form
    180,102.12/270,292.64 = 67,884.44/x
  3. Step 3: Cross multiply
    180,102.12x = 270,292.64 × 67,884.44
  4. Step 4: Simplify right side
    180,102.12x = 18,348,662,811.64
  5. Step 5: Solve for x
    x = 18,348,662,811.64/180,102.12
  6. Step 6: Final answer
    x = 101,879.22

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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.