Home / 148,493.14-222,736-43,313.02

Finding the Fourth Proportional to 148,493.14, 222,736 and 43,313.02

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Solution

The fourth proportional to 148,493.14, 222,736 and 43,313.02 is: 64,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,493.14 : 222,736 = 43,313.02 : x
  2. Step 2: Convert to fraction form
    148,493.14/222,736 = 43,313.02/x
  3. Step 3: Cross multiply
    148,493.14x = 222,736 × 43,313.02
  4. Step 4: Simplify right side
    148,493.14x = 9,647,368,822.72
  5. Step 5: Solve for x
    x = 9,647,368,822.72/148,493.14
  6. Step 6: Final answer
    x = 64,968.45

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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.