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Finding the Fourth Proportional to 55,956.71, 83,906.55 and 27,495.55

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Solution

The fourth proportional to 55,956.71, 83,906.55 and 27,495.55 is: 41,229.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,956.71 : 83,906.55 = 27,495.55 : x
  2. Step 2: Convert to fraction form
    55,956.71/83,906.55 = 27,495.55/x
  3. Step 3: Cross multiply
    55,956.71x = 83,906.55 × 27,495.55
  4. Step 4: Simplify right side
    55,956.71x = 2,307,056,847.07
  5. Step 5: Solve for x
    x = 2,307,056,847.07/55,956.71
  6. Step 6: Final answer
    x = 41,229.32

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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.