Home / 45,589.20-68,254.20-40,923.60

Finding the Fourth Proportional to 45,589.20, 68,254.20 and 40,923.60

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Solution

The fourth proportional to 45,589.20, 68,254.20 and 40,923.60 is: 61,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,589.20 : 68,254.20 = 40,923.60 : x
  2. Step 2: Convert to fraction form
    45,589.20/68,254.20 = 40,923.60/x
  3. Step 3: Cross multiply
    45,589.20x = 68,254.20 × 40,923.60
  4. Step 4: Simplify right side
    45,589.20x = 2,793,207,579.12
  5. Step 5: Solve for x
    x = 2,793,207,579.12/45,589.20
  6. Step 6: Final answer
    x = 61,269.06

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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.