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Finding the Fourth Proportional to 123,110.64, 184,600.32 and 63,886.68

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Solution

The fourth proportional to 123,110.64, 184,600.32 and 63,886.68 is: 95,795.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,110.64 : 184,600.32 = 63,886.68 : x
  2. Step 2: Convert to fraction form
    123,110.64/184,600.32 = 63,886.68/x
  3. Step 3: Cross multiply
    123,110.64x = 184,600.32 × 63,886.68
  4. Step 4: Simplify right side
    123,110.64x = 11,793,501,571.74
  5. Step 5: Solve for x
    x = 11,793,501,571.74/123,110.64
  6. Step 6: Final answer
    x = 95,795.96

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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.