Home / 49,167.68-73,737.14-28,103.81

Finding the Fourth Proportional to 49,167.68, 73,737.14 and 28,103.81

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Solution

The fourth proportional to 49,167.68, 73,737.14 and 28,103.81 is: 42,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,167.68 : 73,737.14 = 28,103.81 : x
  2. Step 2: Convert to fraction form
    49,167.68/73,737.14 = 28,103.81/x
  3. Step 3: Cross multiply
    49,167.68x = 73,737.14 × 28,103.81
  4. Step 4: Simplify right side
    49,167.68x = 2,072,294,063.30
  5. Step 5: Solve for x
    x = 2,072,294,063.30/49,167.68
  6. Step 6: Final answer
    x = 42,147.49

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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.