Home / 88,286.00-121,834.08-47,999.75

Finding the Fourth Proportional to 88,286.00, 121,834.08 and 47,999.75

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Solution

The fourth proportional to 88,286.00, 121,834.08 and 47,999.75 is: 66,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,286.00 : 121,834.08 = 47,999.75 : x
  2. Step 2: Convert to fraction form
    88,286.00/121,834.08 = 47,999.75/x
  3. Step 3: Cross multiply
    88,286.00x = 121,834.08 × 47,999.75
  4. Step 4: Simplify right side
    88,286.00x = 5,848,004,772.31
  5. Step 5: Solve for x
    x = 5,848,004,772.31/88,286.00
  6. Step 6: Final answer
    x = 66,239.33

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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.