Home / 146,788.52-202,375.38-105,918.32

Finding the Fourth Proportional to 146,788.52, 202,375.38 and 105,918.32

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Solution

The fourth proportional to 146,788.52, 202,375.38 and 105,918.32 is: 146,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,788.52 : 202,375.38 = 105,918.32 : x
  2. Step 2: Convert to fraction form
    146,788.52/202,375.38 = 105,918.32/x
  3. Step 3: Cross multiply
    146,788.52x = 202,375.38 × 105,918.32
  4. Step 4: Simplify right side
    146,788.52x = 21,435,260,258.96
  5. Step 5: Solve for x
    x = 21,435,260,258.96/146,788.52
  6. Step 6: Final answer
    x = 146,028.18

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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.