Home / 68,076.48-93,919.32-50,213.82

Finding the Fourth Proportional to 68,076.48, 93,919.32 and 50,213.82

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Solution

The fourth proportional to 68,076.48, 93,919.32 and 50,213.82 is: 69,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,076.48 : 93,919.32 = 50,213.82 : x
  2. Step 2: Convert to fraction form
    68,076.48/93,919.32 = 50,213.82/x
  3. Step 3: Cross multiply
    68,076.48x = 93,919.32 × 50,213.82
  4. Step 4: Simplify right side
    68,076.48x = 4,716,047,829.00
  5. Step 5: Solve for x
    x = 4,716,047,829.00/68,076.48
  6. Step 6: Final answer
    x = 69,275.73

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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.