Home / 69,177.30-95,464.86-40,491.75

Finding the Fourth Proportional to 69,177.30, 95,464.86 and 40,491.75

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Solution

The fourth proportional to 69,177.30, 95,464.86 and 40,491.75 is: 55,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,177.30 : 95,464.86 = 40,491.75 : x
  2. Step 2: Convert to fraction form
    69,177.30/95,464.86 = 40,491.75/x
  3. Step 3: Cross multiply
    69,177.30x = 95,464.86 × 40,491.75
  4. Step 4: Simplify right side
    69,177.30x = 3,865,539,244.91
  5. Step 5: Solve for x
    x = 3,865,539,244.91/69,177.30
  6. Step 6: Final answer
    x = 55,878.72

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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.