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Finding the Fourth Proportional to 184,028.40, 275,459.40 and 131,540.40

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Solution

The fourth proportional to 184,028.40, 275,459.40 and 131,540.40 is: 196,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,028.40 : 275,459.40 = 131,540.40 : x
  2. Step 2: Convert to fraction form
    184,028.40/275,459.40 = 131,540.40/x
  3. Step 3: Cross multiply
    184,028.40x = 275,459.40 × 131,540.40
  4. Step 4: Simplify right side
    184,028.40x = 36,234,039,659.76
  5. Step 5: Solve for x
    x = 36,234,039,659.76/184,028.40
  6. Step 6: Final answer
    x = 196,893.74

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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.