Home / 69,629.62-96,039.24-63,905.56

Finding the Fourth Proportional to 69,629.62, 96,039.24 and 63,905.56

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Solution

The fourth proportional to 69,629.62, 96,039.24 and 63,905.56 is: 88,144.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,629.62 : 96,039.24 = 63,905.56 : x
  2. Step 2: Convert to fraction form
    69,629.62/96,039.24 = 63,905.56/x
  3. Step 3: Cross multiply
    69,629.62x = 96,039.24 × 63,905.56
  4. Step 4: Simplify right side
    69,629.62x = 6,137,441,414.17
  5. Step 5: Solve for x
    x = 6,137,441,414.17/69,629.62
  6. Step 6: Final answer
    x = 88,144.12

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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.