Home / 53,519.60-80,257.84-34,771.54

Finding the Fourth Proportional to 53,519.60, 80,257.84 and 34,771.54

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Solution

The fourth proportional to 53,519.60, 80,257.84 and 34,771.54 is: 52,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519.60 : 80,257.84 = 34,771.54 : x
  2. Step 2: Convert to fraction form
    53,519.60/80,257.84 = 34,771.54/x
  3. Step 3: Cross multiply
    53,519.60x = 80,257.84 × 34,771.54
  4. Step 4: Simplify right side
    53,519.60x = 2,790,688,693.87
  5. Step 5: Solve for x
    x = 2,790,688,693.87/53,519.60
  6. Step 6: Final answer
    x = 52,143.30

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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.