Home / 53,109.20-79,674.68-44,404.96

Finding the Fourth Proportional to 53,109.20, 79,674.68 and 44,404.96

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Solution

The fourth proportional to 53,109.20, 79,674.68 and 44,404.96 is: 66,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.20 : 79,674.68 = 44,404.96 : x
  2. Step 2: Convert to fraction form
    53,109.20/79,674.68 = 44,404.96/x
  3. Step 3: Cross multiply
    53,109.20x = 79,674.68 × 44,404.96
  4. Step 4: Simplify right side
    53,109.20x = 3,537,950,978.41
  5. Step 5: Solve for x
    x = 3,537,950,978.41/53,109.20
  6. Step 6: Final answer
    x = 66,616.54

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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.