Home / 148,272.30-222,408.45-108,906.30

Finding the Fourth Proportional to 148,272.30, 222,408.45 and 108,906.30

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Solution

The fourth proportional to 148,272.30, 222,408.45 and 108,906.30 is: 163,359.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,272.30 : 222,408.45 = 108,906.30 : x
  2. Step 2: Convert to fraction form
    148,272.30/222,408.45 = 108,906.30/x
  3. Step 3: Cross multiply
    148,272.30x = 222,408.45 × 108,906.30
  4. Step 4: Simplify right side
    148,272.30x = 24,221,681,378.24
  5. Step 5: Solve for x
    x = 24,221,681,378.24/148,272.30
  6. Step 6: Final answer
    x = 163,359.45

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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.