Home / 248,258.56-372,297.12-90,440.32

Finding the Fourth Proportional to 248,258.56, 372,297.12 and 90,440.32

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Solution

The fourth proportional to 248,258.56, 372,297.12 and 90,440.32 is: 135,627.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,258.56 : 372,297.12 = 90,440.32 : x
  2. Step 2: Convert to fraction form
    248,258.56/372,297.12 = 90,440.32/x
  3. Step 3: Cross multiply
    248,258.56x = 372,297.12 × 90,440.32
  4. Step 4: Simplify right side
    248,258.56x = 33,670,670,667.88
  5. Step 5: Solve for x
    x = 33,670,670,667.88/248,258.56
  6. Step 6: Final answer
    x = 135,627.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.