Home / 201,738.12-301,859.75-148,469.47

Finding the Fourth Proportional to 201,738.12, 301,859.75 and 148,469.47

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Solution

The fourth proportional to 201,738.12, 301,859.75 and 148,469.47 is: 222,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,738.12 : 301,859.75 = 148,469.47 : x
  2. Step 2: Convert to fraction form
    201,738.12/301,859.75 = 148,469.47/x
  3. Step 3: Cross multiply
    201,738.12x = 301,859.75 × 148,469.47
  4. Step 4: Simplify right side
    201,738.12x = 44,816,957,096.83
  5. Step 5: Solve for x
    x = 44,816,957,096.83/201,738.12
  6. Step 6: Final answer
    x = 222,154.13

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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.