Home / 180,393.23-270,591.66-80,558.48

Finding the Fourth Proportional to 180,393.23, 270,591.66 and 80,558.48

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Solution

The fourth proportional to 180,393.23, 270,591.66 and 80,558.48 is: 120,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,393.23 : 270,591.66 = 80,558.48 : x
  2. Step 2: Convert to fraction form
    180,393.23/270,591.66 = 80,558.48/x
  3. Step 3: Cross multiply
    180,393.23x = 270,591.66 × 80,558.48
  4. Step 4: Simplify right side
    180,393.23x = 21,798,452,830.28
  5. Step 5: Solve for x
    x = 21,798,452,830.28/180,393.23
  6. Step 6: Final answer
    x = 120,838.53

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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.