Home / 148,288.20-222,433.40-118,668.12

Finding the Fourth Proportional to 148,288.20, 222,433.40 and 118,668.12

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Solution

The fourth proportional to 148,288.20, 222,433.40 and 118,668.12 is: 178,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,288.20 : 222,433.40 = 118,668.12 : x
  2. Step 2: Convert to fraction form
    148,288.20/222,433.40 = 118,668.12/x
  3. Step 3: Cross multiply
    148,288.20x = 222,433.40 × 118,668.12
  4. Step 4: Simplify right side
    148,288.20x = 26,395,753,403.21
  5. Step 5: Solve for x
    x = 26,395,753,403.21/148,288.20
  6. Step 6: Final answer
    x = 178,003.06

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1.5x scale

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.