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Finding the Fourth Proportional to 223,284.80, 334,641.84 and 104,694.56

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Solution

The fourth proportional to 223,284.80, 334,641.84 and 104,694.56 is: 156,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,284.80 : 334,641.84 = 104,694.56 : x
  2. Step 2: Convert to fraction form
    223,284.80/334,641.84 = 104,694.56/x
  3. Step 3: Cross multiply
    223,284.80x = 334,641.84 × 104,694.56
  4. Step 4: Simplify right side
    223,284.80x = 35,035,180,196.39
  5. Step 5: Solve for x
    x = 35,035,180,196.39/223,284.80
  6. Step 6: Final answer
    x = 156,908.04

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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.