Home / 80,464.48-110,968.32-50,252.56

Finding the Fourth Proportional to 80,464.48, 110,968.32 and 50,252.56

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Solution

The fourth proportional to 80,464.48, 110,968.32 and 50,252.56 is: 69,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,464.48 : 110,968.32 = 50,252.56 : x
  2. Step 2: Convert to fraction form
    80,464.48/110,968.32 = 50,252.56/x
  3. Step 3: Cross multiply
    80,464.48x = 110,968.32 × 50,252.56
  4. Step 4: Simplify right side
    80,464.48x = 5,576,442,158.90
  5. Step 5: Solve for x
    x = 5,576,442,158.90/80,464.48
  6. Step 6: Final answer
    x = 69,303.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.