Home / 248,680.20-372,977.10-90,827.40

Finding the Fourth Proportional to 248,680.20, 372,977.10 and 90,827.40

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Solution

The fourth proportional to 248,680.20, 372,977.10 and 90,827.40 is: 136,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,680.20 : 372,977.10 = 90,827.40 : x
  2. Step 2: Convert to fraction form
    248,680.20/372,977.10 = 90,827.40/x
  3. Step 3: Cross multiply
    248,680.20x = 372,977.10 × 90,827.40
  4. Step 4: Simplify right side
    248,680.20x = 33,876,540,252.54
  5. Step 5: Solve for x
    x = 33,876,540,252.54/248,680.20
  6. Step 6: Final answer
    x = 136,225.32

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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.