Home / 69,177.16-103,668.42-39,550.60

Finding the Fourth Proportional to 69,177.16, 103,668.42 and 39,550.60

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Solution

The fourth proportional to 69,177.16, 103,668.42 and 39,550.60 is: 59,270.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,177.16 : 103,668.42 = 39,550.60 : x
  2. Step 2: Convert to fraction form
    69,177.16/103,668.42 = 39,550.60/x
  3. Step 3: Cross multiply
    69,177.16x = 103,668.42 × 39,550.60
  4. Step 4: Simplify right side
    69,177.16x = 4,100,148,212.05
  5. Step 5: Solve for x
    x = 4,100,148,212.05/69,177.16
  6. Step 6: Final answer
    x = 59,270.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.