Home / 69,485.19-95,891.48-39,269.89

Finding the Fourth Proportional to 69,485.19, 95,891.48 and 39,269.89

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Solution

The fourth proportional to 69,485.19, 95,891.48 and 39,269.89 is: 54,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,485.19 : 95,891.48 = 39,269.89 : x
  2. Step 2: Convert to fraction form
    69,485.19/95,891.48 = 39,269.89/x
  3. Step 3: Cross multiply
    69,485.19x = 95,891.48 × 39,269.89
  4. Step 4: Simplify right side
    69,485.19x = 3,765,647,871.54
  5. Step 5: Solve for x
    x = 3,765,647,871.54/69,485.19
  6. Step 6: Final answer
    x = 54,193.53

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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.