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Finding the Fourth Proportional to 227,634.60, 341,451.90 and 109,277.40

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Solution

The fourth proportional to 227,634.60, 341,451.90 and 109,277.40 is: 163,916.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,634.60 : 341,451.90 = 109,277.40 : x
  2. Step 2: Convert to fraction form
    227,634.60/341,451.90 = 109,277.40/x
  3. Step 3: Cross multiply
    227,634.60x = 341,451.90 × 109,277.40
  4. Step 4: Simplify right side
    227,634.60x = 37,312,975,857.06
  5. Step 5: Solve for x
    x = 37,312,975,857.06/227,634.60
  6. Step 6: Final answer
    x = 163,916.10

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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.