Home / 150,840.80-226,261.20-80,856.80

Finding the Fourth Proportional to 150,840.80, 226,261.20 and 80,856.80

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Solution

The fourth proportional to 150,840.80, 226,261.20 and 80,856.80 is: 121,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,840.80 : 226,261.20 = 80,856.80 : x
  2. Step 2: Convert to fraction form
    150,840.80/226,261.20 = 80,856.80/x
  3. Step 3: Cross multiply
    150,840.80x = 226,261.20 × 80,856.80
  4. Step 4: Simplify right side
    150,840.80x = 18,294,756,596.16
  5. Step 5: Solve for x
    x = 18,294,756,596.16/150,840.80
  6. Step 6: Final answer
    x = 121,285.20

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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.