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Finding the Fourth Proportional to 133,914.50, 184,801.49 and 73,486.15

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Solution

The fourth proportional to 133,914.50, 184,801.49 and 73,486.15 is: 101,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,914.50 : 184,801.49 = 73,486.15 : x
  2. Step 2: Convert to fraction form
    133,914.50/184,801.49 = 73,486.15/x
  3. Step 3: Cross multiply
    133,914.50x = 184,801.49 × 73,486.15
  4. Step 4: Simplify right side
    133,914.50x = 13,580,350,014.36
  5. Step 5: Solve for x
    x = 13,580,350,014.36/133,914.50
  6. Step 6: Final answer
    x = 101,410.60

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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.