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Finding the Fourth Proportional to 71,585.08, 107,363.04 and 27,196.27

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Solution

The fourth proportional to 71,585.08, 107,363.04 and 27,196.27 is: 40,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,585.08 : 107,363.04 = 27,196.27 : x
  2. Step 2: Convert to fraction form
    71,585.08/107,363.04 = 27,196.27/x
  3. Step 3: Cross multiply
    71,585.08x = 107,363.04 × 27,196.27
  4. Step 4: Simplify right side
    71,585.08x = 2,919,874,223.86
  5. Step 5: Solve for x
    x = 2,919,874,223.86/71,585.08
  6. Step 6: Final answer
    x = 40,788.87

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1.5x scale

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.