Home / 165,258.28-248,990.17-149,481.64

Finding the Fourth Proportional to 165,258.28, 248,990.17 and 149,481.64

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Solution

The fourth proportional to 165,258.28, 248,990.17 and 149,481.64 is: 225,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,258.28 : 248,990.17 = 149,481.64 : x
  2. Step 2: Convert to fraction form
    165,258.28/248,990.17 = 149,481.64/x
  3. Step 3: Cross multiply
    165,258.28x = 248,990.17 × 149,481.64
  4. Step 4: Simplify right side
    165,258.28x = 37,219,458,955.48
  5. Step 5: Solve for x
    x = 37,219,458,955.48/165,258.28
  6. Step 6: Final answer
    x = 225,219.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.