Home / 68,308.70-94,204.56-42,817.64

Finding the Fourth Proportional to 68,308.70, 94,204.56 and 42,817.64

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Solution

The fourth proportional to 68,308.70, 94,204.56 and 42,817.64 is: 59,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,308.70 : 94,204.56 = 42,817.64 : x
  2. Step 2: Convert to fraction form
    68,308.70/94,204.56 = 42,817.64/x
  3. Step 3: Cross multiply
    68,308.70x = 94,204.56 × 42,817.64
  4. Step 4: Simplify right side
    68,308.70x = 4,033,616,936.44
  5. Step 5: Solve for x
    x = 4,033,616,936.44/68,308.70
  6. Step 6: Final answer
    x = 59,049.83

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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.