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Finding the Fourth Proportional to 133,791.93, 200,721.34 and 94,425.93

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Solution

The fourth proportional to 133,791.93, 200,721.34 and 94,425.93 is: 141,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,791.93 : 200,721.34 = 94,425.93 : x
  2. Step 2: Convert to fraction form
    133,791.93/200,721.34 = 94,425.93/x
  3. Step 3: Cross multiply
    133,791.93x = 200,721.34 × 94,425.93
  4. Step 4: Simplify right side
    133,791.93x = 18,953,299,200.35
  5. Step 5: Solve for x
    x = 18,953,299,200.35/133,791.93
  6. Step 6: Final answer
    x = 141,662.50

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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.