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Finding the Fourth Proportional to 223,992.49, 335,811.12 and 117,356.00

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Solution

The fourth proportional to 223,992.49, 335,811.12 and 117,356.00 is: 175,940.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,992.49 : 335,811.12 = 117,356.00 : x
  2. Step 2: Convert to fraction form
    223,992.49/335,811.12 = 117,356.00/x
  3. Step 3: Cross multiply
    223,992.49x = 335,811.12 × 117,356.00
  4. Step 4: Simplify right side
    223,992.49x = 39,409,448,119.66
  5. Step 5: Solve for x
    x = 39,409,448,119.66/223,992.49
  6. Step 6: Final answer
    x = 175,940.94

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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.