Home / 49,121.30-73,638.18-22,811.69

Finding the Fourth Proportional to 49,121.30, 73,638.18 and 22,811.69

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Solution

The fourth proportional to 49,121.30, 73,638.18 and 22,811.69 is: 34,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,121.30 : 73,638.18 = 22,811.69 : x
  2. Step 2: Convert to fraction form
    49,121.30/73,638.18 = 22,811.69/x
  3. Step 3: Cross multiply
    49,121.30x = 73,638.18 × 22,811.69
  4. Step 4: Simplify right side
    49,121.30x = 1,679,811,518.42
  5. Step 5: Solve for x
    x = 1,679,811,518.42/49,121.30
  6. Step 6: Final answer
    x = 34,197.21

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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.