Home / 150,840.73-226,310.25-71,944.71

Finding the Fourth Proportional to 150,840.73, 226,310.25 and 71,944.71

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Solution

The fourth proportional to 150,840.73, 226,310.25 and 71,944.71 is: 107,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,840.73 : 226,310.25 = 71,944.71 : x
  2. Step 2: Convert to fraction form
    150,840.73/226,310.25 = 71,944.71/x
  3. Step 3: Cross multiply
    150,840.73x = 226,310.25 × 71,944.71
  4. Step 4: Simplify right side
    150,840.73x = 16,281,824,727.41
  5. Step 5: Solve for x
    x = 16,281,824,727.41/150,840.73
  6. Step 6: Final answer
    x = 107,940.51

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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.