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Finding the Fourth Proportional to 227,551.80, 341,327.70 and 115,577.40

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Solution

The fourth proportional to 227,551.80, 341,327.70 and 115,577.40 is: 173,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,551.80 : 341,327.70 = 115,577.40 : x
  2. Step 2: Convert to fraction form
    227,551.80/341,327.70 = 115,577.40/x
  3. Step 3: Cross multiply
    227,551.80x = 341,327.70 × 115,577.40
  4. Step 4: Simplify right side
    227,551.80x = 39,449,768,113.98
  5. Step 5: Solve for x
    x = 39,449,768,113.98/227,551.80
  6. Step 6: Final answer
    x = 173,366.10

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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.