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Finding the Fourth Proportional to 184,396.32, 276,642 and 100,134.86

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Solution

The fourth proportional to 184,396.32, 276,642 and 100,134.86 is: 150,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,396.32 : 276,642 = 100,134.86 : x
  2. Step 2: Convert to fraction form
    184,396.32/276,642 = 100,134.86/x
  3. Step 3: Cross multiply
    184,396.32x = 276,642 × 100,134.86
  4. Step 4: Simplify right side
    184,396.32x = 27,701,506,556.91
  5. Step 5: Solve for x
    x = 27,701,506,556.91/184,396.32
  6. Step 6: Final answer
    x = 150,228.09

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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.