Home / 85,241.84-117,625.71-49,427.97

Finding the Fourth Proportional to 85,241.84, 117,625.71 and 49,427.97

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Solution

The fourth proportional to 85,241.84, 117,625.71 and 49,427.97 is: 68,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,241.84 : 117,625.71 = 49,427.97 : x
  2. Step 2: Convert to fraction form
    85,241.84/117,625.71 = 49,427.97/x
  3. Step 3: Cross multiply
    85,241.84x = 117,625.71 × 49,427.97
  4. Step 4: Simplify right side
    85,241.84x = 5,814,000,065.11
  5. Step 5: Solve for x
    x = 5,814,000,065.11/85,241.84
  6. Step 6: Final answer
    x = 68,205.94

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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.