Home / 180,077.44-248,515.52-108,479.84

Finding the Fourth Proportional to 180,077.44, 248,515.52 and 108,479.84

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Solution

The fourth proportional to 180,077.44, 248,515.52 and 108,479.84 is: 149,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,077.44 : 248,515.52 = 108,479.84 : x
  2. Step 2: Convert to fraction form
    180,077.44/248,515.52 = 108,479.84/x
  3. Step 3: Cross multiply
    180,077.44x = 248,515.52 × 108,479.84
  4. Step 4: Simplify right side
    180,077.44x = 26,958,923,847.12
  5. Step 5: Solve for x
    x = 26,958,923,847.12/180,077.44
  6. Step 6: Final answer
    x = 149,707.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.