Home / 148,539.66-222,816.78-55,023.54

Finding the Fourth Proportional to 148,539.66, 222,816.78 and 55,023.54

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Solution

The fourth proportional to 148,539.66, 222,816.78 and 55,023.54 is: 82,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,539.66 : 222,816.78 = 55,023.54 : x
  2. Step 2: Convert to fraction form
    148,539.66/222,816.78 = 55,023.54/x
  3. Step 3: Cross multiply
    148,539.66x = 222,816.78 × 55,023.54
  4. Step 4: Simplify right side
    148,539.66x = 12,260,168,007.00
  5. Step 5: Solve for x
    x = 12,260,168,007.00/148,539.66
  6. Step 6: Final answer
    x = 82,538.01

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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.