Home / 248,932.20-373,398.30-82,720.20

Finding the Fourth Proportional to 248,932.20, 373,398.30 and 82,720.20

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Solution

The fourth proportional to 248,932.20, 373,398.30 and 82,720.20 is: 124,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,932.20 : 373,398.30 = 82,720.20 : x
  2. Step 2: Convert to fraction form
    248,932.20/373,398.30 = 82,720.20/x
  3. Step 3: Cross multiply
    248,932.20x = 373,398.30 × 82,720.20
  4. Step 4: Simplify right side
    248,932.20x = 30,887,582,055.66
  5. Step 5: Solve for x
    x = 30,887,582,055.66/248,932.20
  6. Step 6: Final answer
    x = 124,080.30

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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.