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Finding the Fourth Proportional to 79,811.67, 119,700.69 and 23,652.27

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Solution

The fourth proportional to 79,811.67, 119,700.69 and 23,652.27 is: 35,473.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,811.67 : 119,700.69 = 23,652.27 : x
  2. Step 2: Convert to fraction form
    79,811.67/119,700.69 = 23,652.27/x
  3. Step 3: Cross multiply
    79,811.67x = 119,700.69 × 23,652.27
  4. Step 4: Simplify right side
    79,811.67x = 2,831,193,039.07
  5. Step 5: Solve for x
    x = 2,831,193,039.07/79,811.67
  6. Step 6: Final answer
    x = 35,473.42

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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.