Home / 248,859.49-343,416.20-146,917.79

Finding the Fourth Proportional to 248,859.49, 343,416.20 and 146,917.79

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Solution

The fourth proportional to 248,859.49, 343,416.20 and 146,917.79 is: 202,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,859.49 : 343,416.20 = 146,917.79 : x
  2. Step 2: Convert to fraction form
    248,859.49/343,416.20 = 146,917.79/x
  3. Step 3: Cross multiply
    248,859.49x = 343,416.20 × 146,917.79
  4. Step 4: Simplify right side
    248,859.49x = 50,453,949,154.20
  5. Step 5: Solve for x
    x = 50,453,949,154.20/248,859.49
  6. Step 6: Final answer
    x = 202,740.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.