Home / 69,684.08-96,160.70-39,468.65

Finding the Fourth Proportional to 69,684.08, 96,160.70 and 39,468.65

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Solution

The fourth proportional to 69,684.08, 96,160.70 and 39,468.65 is: 54,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,684.08 : 96,160.70 = 39,468.65 : x
  2. Step 2: Convert to fraction form
    69,684.08/96,160.70 = 39,468.65/x
  3. Step 3: Cross multiply
    69,684.08x = 96,160.70 × 39,468.65
  4. Step 4: Simplify right side
    69,684.08x = 3,795,332,629.92
  5. Step 5: Solve for x
    x = 3,795,332,629.92/69,684.08
  6. Step 6: Final answer
    x = 54,464.85

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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.