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Finding the Fourth Proportional to 133,365.96, 184,049.96 and 72,933.04

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Solution

The fourth proportional to 133,365.96, 184,049.96 and 72,933.04 is: 100,650.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,365.96 : 184,049.96 = 72,933.04 : x
  2. Step 2: Convert to fraction form
    133,365.96/184,049.96 = 72,933.04/x
  3. Step 3: Cross multiply
    133,365.96x = 184,049.96 × 72,933.04
  4. Step 4: Simplify right side
    133,365.96x = 13,423,323,094.68
  5. Step 5: Solve for x
    x = 13,423,323,094.68/133,365.96
  6. Step 6: Final answer
    x = 100,650.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.