Home / 201,740.40-302,092.20-148,863.60

Finding the Fourth Proportional to 201,740.40, 302,092.20 and 148,863.60

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Solution

The fourth proportional to 201,740.40, 302,092.20 and 148,863.60 is: 222,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,740.40 : 302,092.20 = 148,863.60 : x
  2. Step 2: Convert to fraction form
    201,740.40/302,092.20 = 148,863.60/x
  3. Step 3: Cross multiply
    201,740.40x = 302,092.20 × 148,863.60
  4. Step 4: Simplify right side
    201,740.40x = 44,970,532,423.92
  5. Step 5: Solve for x
    x = 44,970,532,423.92/201,740.40
  6. Step 6: Final answer
    x = 222,912.87

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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.