Home / 248,623.20-372,643.20-130,233.60

Finding the Fourth Proportional to 248,623.20, 372,643.20 and 130,233.60

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Solution

The fourth proportional to 248,623.20, 372,643.20 and 130,233.60 is: 195,197.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,623.20 : 372,643.20 = 130,233.60 : x
  2. Step 2: Convert to fraction form
    248,623.20/372,643.20 = 130,233.60/x
  3. Step 3: Cross multiply
    248,623.20x = 372,643.20 × 130,233.60
  4. Step 4: Simplify right side
    248,623.20x = 48,530,665,451.52
  5. Step 5: Solve for x
    x = 48,530,665,451.52/248,623.20
  6. Step 6: Final answer
    x = 195,197.65

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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.