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Finding the Fourth Proportional to 223,932.60, 335,916.72 and 74,166.84

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Solution

The fourth proportional to 223,932.60, 335,916.72 and 74,166.84 is: 111,256.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,932.60 : 335,916.72 = 74,166.84 : x
  2. Step 2: Convert to fraction form
    223,932.60/335,916.72 = 74,166.84/x
  3. Step 3: Cross multiply
    223,932.60x = 335,916.72 × 74,166.84
  4. Step 4: Simplify right side
    223,932.60x = 24,913,881,625.56
  5. Step 5: Solve for x
    x = 24,913,881,625.56/223,932.60
  6. Step 6: Final answer
    x = 111,256.16

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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.