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Finding the Fourth Proportional to 223,429.79, 335,166.56 and 73,608.95

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Solution

The fourth proportional to 223,429.79, 335,166.56 and 73,608.95 is: 110,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,429.79 : 335,166.56 = 73,608.95 : x
  2. Step 2: Convert to fraction form
    223,429.79/335,166.56 = 73,608.95/x
  3. Step 3: Cross multiply
    223,429.79x = 335,166.56 × 73,608.95
  4. Step 4: Simplify right side
    223,429.79x = 24,671,259,302.62
  5. Step 5: Solve for x
    x = 24,671,259,302.62/223,429.79
  6. Step 6: Final answer
    x = 110,420.63

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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.