Home / 148,415.20-222,768.60-73,619.80

Finding the Fourth Proportional to 148,415.20, 222,768.60 and 73,619.80

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Solution

The fourth proportional to 148,415.20, 222,768.60 and 73,619.80 is: 110,502.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,415.20 : 222,768.60 = 73,619.80 : x
  2. Step 2: Convert to fraction form
    148,415.20/222,768.60 = 73,619.80/x
  3. Step 3: Cross multiply
    148,415.20x = 222,768.60 × 73,619.80
  4. Step 4: Simplify right side
    148,415.20x = 16,400,179,778.28
  5. Step 5: Solve for x
    x = 16,400,179,778.28/148,415.20
  6. Step 6: Final answer
    x = 110,502.02

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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.