Home / 148,322.38-222,520.02-43,142.26

Finding the Fourth Proportional to 148,322.38, 222,520.02 and 43,142.26

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Solution

The fourth proportional to 148,322.38, 222,520.02 and 43,142.26 is: 64,723.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,322.38 : 222,520.02 = 43,142.26 : x
  2. Step 2: Convert to fraction form
    148,322.38/222,520.02 = 43,142.26/x
  3. Step 3: Cross multiply
    148,322.38x = 222,520.02 × 43,142.26
  4. Step 4: Simplify right side
    148,322.38x = 9,600,016,558.05
  5. Step 5: Solve for x
    x = 9,600,016,558.05/148,322.38
  6. Step 6: Final answer
    x = 64,723.99

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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.