Home / 49,205.12-73,808.10-14,144.80

Finding the Fourth Proportional to 49,205.12, 73,808.10 and 14,144.80

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Solution

The fourth proportional to 49,205.12, 73,808.10 and 14,144.80 is: 21,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,205.12 : 73,808.10 = 14,144.80 : x
  2. Step 2: Convert to fraction form
    49,205.12/73,808.10 = 14,144.80/x
  3. Step 3: Cross multiply
    49,205.12x = 73,808.10 × 14,144.80
  4. Step 4: Simplify right side
    49,205.12x = 1,044,000,812.88
  5. Step 5: Solve for x
    x = 1,044,000,812.88/49,205.12
  6. Step 6: Final answer
    x = 21,217.32

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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.