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Finding the Fourth Proportional to 341,679.14, 512,603.31 and 101,791.97

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Solution

The fourth proportional to 341,679.14, 512,603.31 and 101,791.97 is: 152,713.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,679.14 : 512,603.31 = 101,791.97 : x
  2. Step 2: Convert to fraction form
    341,679.14/512,603.31 = 101,791.97/x
  3. Step 3: Cross multiply
    341,679.14x = 512,603.31 × 101,791.97
  4. Step 4: Simplify right side
    341,679.14x = 52,178,900,244.46
  5. Step 5: Solve for x
    x = 52,178,900,244.46/341,679.14
  6. Step 6: Final answer
    x = 152,713.16

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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.