Home / 180,039.44-270,052.20-45,103.28

Finding the Fourth Proportional to 180,039.44, 270,052.20 and 45,103.28

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Solution

The fourth proportional to 180,039.44, 270,052.20 and 45,103.28 is: 67,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,039.44 : 270,052.20 = 45,103.28 : x
  2. Step 2: Convert to fraction form
    180,039.44/270,052.20 = 45,103.28/x
  3. Step 3: Cross multiply
    180,039.44x = 270,052.20 × 45,103.28
  4. Step 4: Simplify right side
    180,039.44x = 12,180,239,991.22
  5. Step 5: Solve for x
    x = 12,180,239,991.22/180,039.44
  6. Step 6: Final answer
    x = 67,653.18

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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.