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Finding the Fourth Proportional to 133,955.62, 184,861.14 and 73,531.88

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Solution

The fourth proportional to 133,955.62, 184,861.14 and 73,531.88 is: 101,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,955.62 : 184,861.14 = 73,531.88 : x
  2. Step 2: Convert to fraction form
    133,955.62/184,861.14 = 73,531.88/x
  3. Step 3: Cross multiply
    133,955.62x = 184,861.14 × 73,531.88
  4. Step 4: Simplify right side
    133,955.62x = 13,593,186,656.32
  5. Step 5: Solve for x
    x = 13,593,186,656.32/133,955.62
  6. Step 6: Final answer
    x = 101,475.30

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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.