Home / 78,317.25-108,052.07-44,322.36

Finding the Fourth Proportional to 78,317.25, 108,052.07 and 44,322.36

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Solution

The fourth proportional to 78,317.25, 108,052.07 and 44,322.36 is: 61,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,317.25 : 108,052.07 = 44,322.36 : x
  2. Step 2: Convert to fraction form
    78,317.25/108,052.07 = 44,322.36/x
  3. Step 3: Cross multiply
    78,317.25x = 108,052.07 × 44,322.36
  4. Step 4: Simplify right side
    78,317.25x = 4,789,122,745.29
  5. Step 5: Solve for x
    x = 4,789,122,745.29/78,317.25
  6. Step 6: Final answer
    x = 61,150.29

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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.