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Finding the Fourth Proportional to 133,955.39, 184,867.68 and 88,554.64

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Solution

The fourth proportional to 133,955.39, 184,867.68 and 88,554.64 is: 122,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,955.39 : 184,867.68 = 88,554.64 : x
  2. Step 2: Convert to fraction form
    133,955.39/184,867.68 = 88,554.64/x
  3. Step 3: Cross multiply
    133,955.39x = 184,867.68 × 88,554.64
  4. Step 4: Simplify right side
    133,955.39x = 16,370,890,850.04
  5. Step 5: Solve for x
    x = 16,370,890,850.04/133,955.39
  6. Step 6: Final answer
    x = 122,211.51

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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.