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Finding the Fourth Proportional to 79,269.90, 109,391.22 and 43,460.22

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Solution

The fourth proportional to 79,269.90, 109,391.22 and 43,460.22 is: 59,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,269.90 : 109,391.22 = 43,460.22 : x
  2. Step 2: Convert to fraction form
    79,269.90/109,391.22 = 43,460.22/x
  3. Step 3: Cross multiply
    79,269.90x = 109,391.22 × 43,460.22
  4. Step 4: Simplify right side
    79,269.90x = 4,754,166,487.27
  5. Step 5: Solve for x
    x = 4,754,166,487.27/79,269.90
  6. Step 6: Final answer
    x = 59,974.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.