Home / 285,150.62-393,556.66-164,270.28

Finding the Fourth Proportional to 285,150.62, 393,556.66 and 164,270.28

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Solution

The fourth proportional to 285,150.62, 393,556.66 and 164,270.28 is: 226,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,150.62 : 393,556.66 = 164,270.28 : x
  2. Step 2: Convert to fraction form
    285,150.62/393,556.66 = 164,270.28/x
  3. Step 3: Cross multiply
    285,150.62x = 393,556.66 × 164,270.28
  4. Step 4: Simplify right side
    285,150.62x = 64,649,662,734.06
  5. Step 5: Solve for x
    x = 64,649,662,734.06/285,150.62
  6. Step 6: Final answer
    x = 226,721.10

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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.