Home / 53,539.92-80,246.16-40,348.80

Finding the Fourth Proportional to 53,539.92, 80,246.16 and 40,348.80

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Solution

The fourth proportional to 53,539.92, 80,246.16 and 40,348.80 is: 60,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,539.92 : 80,246.16 = 40,348.80 : x
  2. Step 2: Convert to fraction form
    53,539.92/80,246.16 = 40,348.80/x
  3. Step 3: Cross multiply
    53,539.92x = 80,246.16 × 40,348.80
  4. Step 4: Simplify right side
    53,539.92x = 3,237,836,260.61
  5. Step 5: Solve for x
    x = 3,237,836,260.61/53,539.92
  6. Step 6: Final answer
    x = 60,475.18

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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.