Home / 248,117.10-372,175.65-227,121.90

Finding the Fourth Proportional to 248,117.10, 372,175.65 and 227,121.90

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Solution

The fourth proportional to 248,117.10, 372,175.65 and 227,121.90 is: 340,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,117.10 : 372,175.65 = 227,121.90 : x
  2. Step 2: Convert to fraction form
    248,117.10/372,175.65 = 227,121.90/x
  3. Step 3: Cross multiply
    248,117.10x = 372,175.65 × 227,121.90
  4. Step 4: Simplify right side
    248,117.10x = 84,529,240,761.74
  5. Step 5: Solve for x
    x = 84,529,240,761.74/248,117.10
  6. Step 6: Final answer
    x = 340,682.85

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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.