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Finding the Fourth Proportional to 184,379.68, 276,175.86 and 140,027.32

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Solution

The fourth proportional to 184,379.68, 276,175.86 and 140,027.32 is: 209,742.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,379.68 : 276,175.86 = 140,027.32 : x
  2. Step 2: Convert to fraction form
    184,379.68/276,175.86 = 140,027.32/x
  3. Step 3: Cross multiply
    184,379.68x = 276,175.86 × 140,027.32
  4. Step 4: Simplify right side
    184,379.68x = 38,672,165,524.50
  5. Step 5: Solve for x
    x = 38,672,165,524.50/184,379.68
  6. Step 6: Final answer
    x = 209,742.01

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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.