Home / 248,145.90-372,218.85-181,272.30

Finding the Fourth Proportional to 248,145.90, 372,218.85 and 181,272.30

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Solution

The fourth proportional to 248,145.90, 372,218.85 and 181,272.30 is: 271,908.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,145.90 : 372,218.85 = 181,272.30 : x
  2. Step 2: Convert to fraction form
    248,145.90/372,218.85 = 181,272.30/x
  3. Step 3: Cross multiply
    248,145.90x = 372,218.85 × 181,272.30
  4. Step 4: Simplify right side
    248,145.90x = 67,472,967,042.86
  5. Step 5: Solve for x
    x = 67,472,967,042.86/248,145.90
  6. Step 6: Final answer
    x = 271,908.45

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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.