Home / 69,334.74-95,683.01-39,121.47

Finding the Fourth Proportional to 69,334.74, 95,683.01 and 39,121.47

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Solution

The fourth proportional to 69,334.74, 95,683.01 and 39,121.47 is: 53,988.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,334.74 : 95,683.01 = 39,121.47 : x
  2. Step 2: Convert to fraction form
    69,334.74/95,683.01 = 39,121.47/x
  3. Step 3: Cross multiply
    69,334.74x = 95,683.01 × 39,121.47
  4. Step 4: Simplify right side
    69,334.74x = 3,743,259,809.62
  5. Step 5: Solve for x
    x = 3,743,259,809.62/69,334.74
  6. Step 6: Final answer
    x = 53,988.23

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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.