Home / 148,471.20-222,733.80-48,603.60

Finding the Fourth Proportional to 148,471.20, 222,733.80 and 48,603.60

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Solution

The fourth proportional to 148,471.20, 222,733.80 and 48,603.60 is: 72,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,471.20 : 222,733.80 = 48,603.60 : x
  2. Step 2: Convert to fraction form
    148,471.20/222,733.80 = 48,603.60/x
  3. Step 3: Cross multiply
    148,471.20x = 222,733.80 × 48,603.60
  4. Step 4: Simplify right side
    148,471.20x = 10,825,664,521.68
  5. Step 5: Solve for x
    x = 10,825,664,521.68/148,471.20
  6. Step 6: Final answer
    x = 72,914.24

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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.