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Finding the Fourth Proportional to 223,574.37, 335,035.53 and 103,668

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Solution

The fourth proportional to 223,574.37, 335,035.53 and 103,668 is: 155,350.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,574.37 : 335,035.53 = 103,668 : x
  2. Step 2: Convert to fraction form
    223,574.37/335,035.53 = 103,668/x
  3. Step 3: Cross multiply
    223,574.37x = 335,035.53 × 103,668
  4. Step 4: Simplify right side
    223,574.37x = 34,732,463,324.04
  5. Step 5: Solve for x
    x = 34,732,463,324.04/223,574.37
  6. Step 6: Final answer
    x = 155,350.83

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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.