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Finding the Fourth Proportional to 67,253.49, 92,787.59 and 43,396.02

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Solution

The fourth proportional to 67,253.49, 92,787.59 and 43,396.02 is: 59,872.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,253.49 : 92,787.59 = 43,396.02 : x
  2. Step 2: Convert to fraction form
    67,253.49/92,787.59 = 43,396.02/x
  3. Step 3: Cross multiply
    67,253.49x = 92,787.59 × 43,396.02
  4. Step 4: Simplify right side
    67,253.49x = 4,026,612,219.88
  5. Step 5: Solve for x
    x = 4,026,612,219.88/67,253.49
  6. Step 6: Final answer
    x = 59,872.17

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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.