Home / 74,948.75-103,436.84-41,414.75

Finding the Fourth Proportional to 74,948.75, 103,436.84 and 41,414.75

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Solution

The fourth proportional to 74,948.75, 103,436.84 and 41,414.75 is: 57,156.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,948.75 : 103,436.84 = 41,414.75 : x
  2. Step 2: Convert to fraction form
    74,948.75/103,436.84 = 41,414.75/x
  3. Step 3: Cross multiply
    74,948.75x = 103,436.84 × 41,414.75
  4. Step 4: Simplify right side
    74,948.75x = 4,283,810,869.39
  5. Step 5: Solve for x
    x = 4,283,810,869.39/74,948.75
  6. Step 6: Final answer
    x = 57,156.54

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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.