Home / 50,004.80-75,007.20-48,255.20

Finding the Fourth Proportional to 50,004.80, 75,007.20 and 48,255.20

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Solution

The fourth proportional to 50,004.80, 75,007.20 and 48,255.20 is: 72,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,004.80 : 75,007.20 = 48,255.20 : x
  2. Step 2: Convert to fraction form
    50,004.80/75,007.20 = 48,255.20/x
  3. Step 3: Cross multiply
    50,004.80x = 75,007.20 × 48,255.20
  4. Step 4: Simplify right side
    50,004.80x = 3,619,487,437.44
  5. Step 5: Solve for x
    x = 3,619,487,437.44/50,004.80
  6. Step 6: Final answer
    x = 72,382.80

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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.