Home / 85,086.26-117,425.97-47,361.14

Finding the Fourth Proportional to 85,086.26, 117,425.97 and 47,361.14

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Solution

The fourth proportional to 85,086.26, 117,425.97 and 47,361.14 is: 65,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,086.26 : 117,425.97 = 47,361.14 : x
  2. Step 2: Convert to fraction form
    85,086.26/117,425.97 = 47,361.14/x
  3. Step 3: Cross multiply
    85,086.26x = 117,425.97 × 47,361.14
  4. Step 4: Simplify right side
    85,086.26x = 5,561,427,804.81
  5. Step 5: Solve for x
    x = 5,561,427,804.81/85,086.26
  6. Step 6: Final answer
    x = 65,362.23

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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.