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Finding the Fourth Proportional to 223,152.99, 334,786.12 and 103,296.33

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Solution

The fourth proportional to 223,152.99, 334,786.12 and 103,296.33 is: 154,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,152.99 : 334,786.12 = 103,296.33 : x
  2. Step 2: Convert to fraction form
    223,152.99/334,786.12 = 103,296.33/x
  3. Step 3: Cross multiply
    223,152.99x = 334,786.12 × 103,296.33
  4. Step 4: Simplify right side
    223,152.99x = 34,582,177,530.94
  5. Step 5: Solve for x
    x = 34,582,177,530.94/223,152.99
  6. Step 6: Final answer
    x = 154,970.71

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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.