Home / 68,884.78-95,036.54-45,025.22

Finding the Fourth Proportional to 68,884.78, 95,036.54 and 45,025.22

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Solution

The fourth proportional to 68,884.78, 95,036.54 and 45,025.22 is: 62,118.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,884.78 : 95,036.54 = 45,025.22 : x
  2. Step 2: Convert to fraction form
    68,884.78/95,036.54 = 45,025.22/x
  3. Step 3: Cross multiply
    68,884.78x = 95,036.54 × 45,025.22
  4. Step 4: Simplify right side
    68,884.78x = 4,279,041,121.54
  5. Step 5: Solve for x
    x = 4,279,041,121.54/68,884.78
  6. Step 6: Final answer
    x = 62,118.82

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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.