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Finding the Fourth Proportional to 250,765.92, 376,173.12 and 73,268.88

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Solution

The fourth proportional to 250,765.92, 376,173.12 and 73,268.88 is: 109,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,765.92 : 376,173.12 = 73,268.88 : x
  2. Step 2: Convert to fraction form
    250,765.92/376,173.12 = 73,268.88/x
  3. Step 3: Cross multiply
    250,765.92x = 376,173.12 × 73,268.88
  4. Step 4: Simplify right side
    250,765.92x = 27,561,783,188.51
  5. Step 5: Solve for x
    x = 27,561,783,188.51/250,765.92
  6. Step 6: Final answer
    x = 109,910.40

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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.