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Finding the Fourth Proportional to 148,361.01, 222,628.99 and 54,932.37

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Solution

The fourth proportional to 148,361.01, 222,628.99 and 54,932.37 is: 82,430.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,361.01 : 222,628.99 = 54,932.37 : x
  2. Step 2: Convert to fraction form
    148,361.01/222,628.99 = 54,932.37/x
  3. Step 3: Cross multiply
    148,361.01x = 222,628.99 × 54,932.37
  4. Step 4: Simplify right side
    148,361.01x = 12,229,538,051.41
  5. Step 5: Solve for x
    x = 12,229,538,051.41/148,361.01
  6. Step 6: Final answer
    x = 82,430.94

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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.