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Finding the Fourth Proportional to 133,963.10, 201,175.05 and 94,795.10

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Solution

The fourth proportional to 133,963.10, 201,175.05 and 94,795.10 is: 142,355.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,963.10 : 201,175.05 = 94,795.10 : x
  2. Step 2: Convert to fraction form
    133,963.10/201,175.05 = 94,795.10/x
  3. Step 3: Cross multiply
    133,963.10x = 201,175.05 × 94,795.10
  4. Step 4: Simplify right side
    133,963.10x = 19,070,408,982.26
  5. Step 5: Solve for x
    x = 19,070,408,982.26/133,963.10
  6. Step 6: Final answer
    x = 142,355.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.