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Finding the Fourth Proportional to 61,956.68, 85,512.66 and 36,801.32

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Solution

The fourth proportional to 61,956.68, 85,512.66 and 36,801.32 is: 50,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,956.68 : 85,512.66 = 36,801.32 : x
  2. Step 2: Convert to fraction form
    61,956.68/85,512.66 = 36,801.32/x
  3. Step 3: Cross multiply
    61,956.68x = 85,512.66 × 36,801.32
  4. Step 4: Simplify right side
    61,956.68x = 3,146,978,764.71
  5. Step 5: Solve for x
    x = 3,146,978,764.71/61,956.68
  6. Step 6: Final answer
    x = 50,793.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.