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Finding the Fourth Proportional to 94,112, 141,163.95 and 23,989.22

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Solution

The fourth proportional to 94,112, 141,163.95 and 23,989.22 is: 35,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,112 : 141,163.95 = 23,989.22 : x
  2. Step 2: Convert to fraction form
    94,112/141,163.95 = 23,989.22/x
  3. Step 3: Cross multiply
    94,112x = 141,163.95 × 23,989.22
  4. Step 4: Simplify right side
    94,112x = 3,386,413,052.62
  5. Step 5: Solve for x
    x = 3,386,413,052.62/94,112
  6. Step 6: Final answer
    x = 35,982.80

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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.