Home / 49,222.80-73,834.20-42,310.80

Finding the Fourth Proportional to 49,222.80, 73,834.20 and 42,310.80

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Solution

The fourth proportional to 49,222.80, 73,834.20 and 42,310.80 is: 63,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,222.80 : 73,834.20 = 42,310.80 : x
  2. Step 2: Convert to fraction form
    49,222.80/73,834.20 = 42,310.80/x
  3. Step 3: Cross multiply
    49,222.80x = 73,834.20 × 42,310.80
  4. Step 4: Simplify right side
    49,222.80x = 3,123,984,069.36
  5. Step 5: Solve for x
    x = 3,123,984,069.36/49,222.80
  6. Step 6: Final answer
    x = 63,466.20

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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.