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Finding the Fourth Proportional to 53,846.80, 80,683.80 and 50,736.40

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Solution

The fourth proportional to 53,846.80, 80,683.80 and 50,736.40 is: 76,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,846.80 : 80,683.80 = 50,736.40 : x
  2. Step 2: Convert to fraction form
    53,846.80/80,683.80 = 50,736.40/x
  3. Step 3: Cross multiply
    53,846.80x = 80,683.80 × 50,736.40
  4. Step 4: Simplify right side
    53,846.80x = 4,093,605,550.32
  5. Step 5: Solve for x
    x = 4,093,605,550.32/53,846.80
  6. Step 6: Final answer
    x = 76,023.19

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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.