Home / 53,131.60-79,816.20-44,383.60

Finding the Fourth Proportional to 53,131.60, 79,816.20 and 44,383.60

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Solution

The fourth proportional to 53,131.60, 79,816.20 and 44,383.60 is: 66,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,131.60 : 79,816.20 = 44,383.60 : x
  2. Step 2: Convert to fraction form
    53,131.60/79,816.20 = 44,383.60/x
  3. Step 3: Cross multiply
    53,131.60x = 79,816.20 × 44,383.60
  4. Step 4: Simplify right side
    53,131.60x = 3,542,530,294.32
  5. Step 5: Solve for x
    x = 3,542,530,294.32/53,131.60
  6. Step 6: Final answer
    x = 66,674.64

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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.