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Finding the Fourth Proportional to 79,504.78, 119,232.36 and 23,330.87

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Solution

The fourth proportional to 79,504.78, 119,232.36 and 23,330.87 is: 34,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,504.78 : 119,232.36 = 23,330.87 : x
  2. Step 2: Convert to fraction form
    79,504.78/119,232.36 = 23,330.87/x
  3. Step 3: Cross multiply
    79,504.78x = 119,232.36 × 23,330.87
  4. Step 4: Simplify right side
    79,504.78x = 2,781,794,989.03
  5. Step 5: Solve for x
    x = 2,781,794,989.03/79,504.78
  6. Step 6: Final answer
    x = 34,989.03

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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.