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Finding the Fourth Proportional to 133,459.52, 184,173.18 and 73,029.02

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Solution

The fourth proportional to 133,459.52, 184,173.18 and 73,029.02 is: 100,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,459.52 : 184,173.18 = 73,029.02 : x
  2. Step 2: Convert to fraction form
    133,459.52/184,173.18 = 73,029.02/x
  3. Step 3: Cross multiply
    133,459.52x = 184,173.18 × 73,029.02
  4. Step 4: Simplify right side
    133,459.52x = 13,449,986,845.68
  5. Step 5: Solve for x
    x = 13,449,986,845.68/133,459.52
  6. Step 6: Final answer
    x = 100,779.52

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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.