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Finding the Fourth Proportional to 223,197.30, 334,813.06 and 63,270.56

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Solution

The fourth proportional to 223,197.30, 334,813.06 and 63,270.56 is: 94,910.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,197.30 : 334,813.06 = 63,270.56 : x
  2. Step 2: Convert to fraction form
    223,197.30/334,813.06 = 63,270.56/x
  3. Step 3: Cross multiply
    223,197.30x = 334,813.06 × 63,270.56
  4. Step 4: Simplify right side
    223,197.30x = 21,183,809,801.51
  5. Step 5: Solve for x
    x = 21,183,809,801.51/223,197.30
  6. Step 6: Final answer
    x = 94,910.69

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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.