Home / 53,635.20-80,452.80-41,193.60

Finding the Fourth Proportional to 53,635.20, 80,452.80 and 41,193.60

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Solution

The fourth proportional to 53,635.20, 80,452.80 and 41,193.60 is: 61,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,635.20 : 80,452.80 = 41,193.60 : x
  2. Step 2: Convert to fraction form
    53,635.20/80,452.80 = 41,193.60/x
  3. Step 3: Cross multiply
    53,635.20x = 80,452.80 × 41,193.60
  4. Step 4: Simplify right side
    53,635.20x = 3,314,140,462.08
  5. Step 5: Solve for x
    x = 3,314,140,462.08/53,635.20
  6. Step 6: Final answer
    x = 61,790.40

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1.5x scale

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.