Home / 71,329.27-106,836.20-48,786.52

Finding the Fourth Proportional to 71,329.27, 106,836.20 and 48,786.52

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Solution

The fourth proportional to 71,329.27, 106,836.20 and 48,786.52 is: 73,071.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,329.27 : 106,836.20 = 48,786.52 : x
  2. Step 2: Convert to fraction form
    71,329.27/106,836.20 = 48,786.52/x
  3. Step 3: Cross multiply
    71,329.27x = 106,836.20 × 48,786.52
  4. Step 4: Simplify right side
    71,329.27x = 5,212,166,408.02
  5. Step 5: Solve for x
    x = 5,212,166,408.02/71,329.27
  6. Step 6: Final answer
    x = 73,071.92

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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.