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Finding the Fourth Proportional to 133,930.17, 184,825.92 and 73,506.44

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Solution

The fourth proportional to 133,930.17, 184,825.92 and 73,506.44 is: 101,440.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,930.17 : 184,825.92 = 73,506.44 : x
  2. Step 2: Convert to fraction form
    133,930.17/184,825.92 = 73,506.44/x
  3. Step 3: Cross multiply
    133,930.17x = 184,825.92 × 73,506.44
  4. Step 4: Simplify right side
    133,930.17x = 13,585,894,474.80
  5. Step 5: Solve for x
    x = 13,585,894,474.80/133,930.17
  6. Step 6: Final answer
    x = 101,440.13

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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.