Home / 78,317.37-108,052.25-44,322.48

Finding the Fourth Proportional to 78,317.37, 108,052.25 and 44,322.48

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Solution

The fourth proportional to 78,317.37, 108,052.25 and 44,322.48 is: 61,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,317.37 : 108,052.25 = 44,322.48 : x
  2. Step 2: Convert to fraction form
    78,317.37/108,052.25 = 44,322.48/x
  3. Step 3: Cross multiply
    78,317.37x = 108,052.25 × 44,322.48
  4. Step 4: Simplify right side
    78,317.37x = 4,789,143,467.97
  5. Step 5: Solve for x
    x = 4,789,143,467.97/78,317.37
  6. Step 6: Final answer
    x = 61,150.46

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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.