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Finding the Fourth Proportional to 123,148.11, 184,664.76 and 63,967.89

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Solution

The fourth proportional to 123,148.11, 184,664.76 and 63,967.89 is: 95,922.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,148.11 : 184,664.76 = 63,967.89 : x
  2. Step 2: Convert to fraction form
    123,148.11/184,664.76 = 63,967.89/x
  3. Step 3: Cross multiply
    123,148.11x = 184,664.76 × 63,967.89
  4. Step 4: Simplify right side
    123,148.11x = 11,812,615,054.56
  5. Step 5: Solve for x
    x = 11,812,615,054.56/123,148.11
  6. Step 6: Final answer
    x = 95,922.02

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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.