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Finding the Fourth Proportional to 195,377.88, 293,072.91 and 67,292.79

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Solution

The fourth proportional to 195,377.88, 293,072.91 and 67,292.79 is: 100,941.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,377.88 : 293,072.91 = 67,292.79 : x
  2. Step 2: Convert to fraction form
    195,377.88/293,072.91 = 67,292.79/x
  3. Step 3: Cross multiply
    195,377.88x = 293,072.91 × 67,292.79
  4. Step 4: Simplify right side
    195,377.88x = 19,721,693,787.32
  5. Step 5: Solve for x
    x = 19,721,693,787.32/195,377.88
  6. Step 6: Final answer
    x = 100,941.28

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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.