Home / 229,120.14-343,542.16-102,737.51

Finding the Fourth Proportional to 229,120.14, 343,542.16 and 102,737.51

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Solution

The fourth proportional to 229,120.14, 343,542.16 and 102,737.51 is: 154,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,120.14 : 343,542.16 = 102,737.51 : x
  2. Step 2: Convert to fraction form
    229,120.14/343,542.16 = 102,737.51/x
  3. Step 3: Cross multiply
    229,120.14x = 343,542.16 × 102,737.51
  4. Step 4: Simplify right side
    229,120.14x = 35,294,667,729.84
  5. Step 5: Solve for x
    x = 35,294,667,729.84/229,120.14
  6. Step 6: Final answer
    x = 154,044.37

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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.