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Finding the Fourth Proportional to 69,455.28, 95,895.84 and 44,338.80

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Solution

The fourth proportional to 69,455.28, 95,895.84 and 44,338.80 is: 61,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,455.28 : 95,895.84 = 44,338.80 : x
  2. Step 2: Convert to fraction form
    69,455.28/95,895.84 = 44,338.80/x
  3. Step 3: Cross multiply
    69,455.28x = 95,895.84 × 44,338.80
  4. Step 4: Simplify right side
    69,455.28x = 4,251,906,470.59
  5. Step 5: Solve for x
    x = 4,251,906,470.59/69,455.28
  6. Step 6: Final answer
    x = 61,217.90

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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.