Home / 184,431.20-276,679.20-66,171.20

Finding the Fourth Proportional to 184,431.20, 276,679.20 and 66,171.20

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Solution

The fourth proportional to 184,431.20, 276,679.20 and 66,171.20 is: 99,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,431.20 : 276,679.20 = 66,171.20 : x
  2. Step 2: Convert to fraction form
    184,431.20/276,679.20 = 66,171.20/x
  3. Step 3: Cross multiply
    184,431.20x = 276,679.20 × 66,171.20
  4. Step 4: Simplify right side
    184,431.20x = 18,308,194,679.04
  5. Step 5: Solve for x
    x = 18,308,194,679.04/184,431.20
  6. Step 6: Final answer
    x = 99,268.42

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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.