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Finding the Fourth Proportional to 91,954.67, 137,933.75 and 25,396.57

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Solution

The fourth proportional to 91,954.67, 137,933.75 and 25,396.57 is: 38,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,954.67 : 137,933.75 = 25,396.57 : x
  2. Step 2: Convert to fraction form
    91,954.67/137,933.75 = 25,396.57/x
  3. Step 3: Cross multiply
    91,954.67x = 137,933.75 × 25,396.57
  4. Step 4: Simplify right side
    91,954.67x = 3,503,044,441.30
  5. Step 5: Solve for x
    x = 3,503,044,441.30/91,954.67
  6. Step 6: Final answer
    x = 38,095.34

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1.5x scale

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.