Home / 79,372.28-119,053.79-58,046.60

Finding the Fourth Proportional to 79,372.28, 119,053.79 and 58,046.60

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Solution

The fourth proportional to 79,372.28, 119,053.79 and 58,046.60 is: 87,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,372.28 : 119,053.79 = 58,046.60 : x
  2. Step 2: Convert to fraction form
    79,372.28/119,053.79 = 58,046.60/x
  3. Step 3: Cross multiply
    79,372.28x = 119,053.79 × 58,046.60
  4. Step 4: Simplify right side
    79,372.28x = 6,910,667,173.18
  5. Step 5: Solve for x
    x = 6,910,667,173.18/79,372.28
  6. Step 6: Final answer
    x = 87,066.51

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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.