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Finding the Fourth Proportional to 223,992.19, 335,810.68 and 117,355.69

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Solution

The fourth proportional to 223,992.19, 335,810.68 and 117,355.69 is: 175,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,992.19 : 335,810.68 = 117,355.69 : x
  2. Step 2: Convert to fraction form
    223,992.19/335,810.68 = 117,355.69/x
  3. Step 3: Cross multiply
    223,992.19x = 335,810.68 × 117,355.69
  4. Step 4: Simplify right side
    223,992.19x = 39,409,294,060.77
  5. Step 5: Solve for x
    x = 39,409,294,060.77/223,992.19
  6. Step 6: Final answer
    x = 175,940.48

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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.