Home / 148,591.45-222,879.35-48,738.50

Finding the Fourth Proportional to 148,591.45, 222,879.35 and 48,738.50

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Solution

The fourth proportional to 148,591.45, 222,879.35 and 48,738.50 is: 73,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,591.45 : 222,879.35 = 48,738.50 : x
  2. Step 2: Convert to fraction form
    148,591.45/222,879.35 = 48,738.50/x
  3. Step 3: Cross multiply
    148,591.45x = 222,879.35 × 48,738.50
  4. Step 4: Simplify right side
    148,591.45x = 10,862,804,956.28
  5. Step 5: Solve for x
    x = 10,862,804,956.28/148,591.45
  6. Step 6: Final answer
    x = 73,105.18

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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.