Home / 79,406.28-119,099.60-23,245.79

Finding the Fourth Proportional to 79,406.28, 119,099.60 and 23,245.79

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Solution

The fourth proportional to 79,406.28, 119,099.60 and 23,245.79 is: 34,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,406.28 : 119,099.60 = 23,245.79 : x
  2. Step 2: Convert to fraction form
    79,406.28/119,099.60 = 23,245.79/x
  3. Step 3: Cross multiply
    79,406.28x = 119,099.60 × 23,245.79
  4. Step 4: Simplify right side
    79,406.28x = 2,768,563,578.96
  5. Step 5: Solve for x
    x = 2,768,563,578.96/79,406.28
  6. Step 6: Final answer
    x = 34,865.80

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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.