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Finding the Fourth Proportional to 57,103.35, 85,654.54 and 44,633.86

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Solution

The fourth proportional to 57,103.35, 85,654.54 and 44,633.86 is: 66,950.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,103.35 : 85,654.54 = 44,633.86 : x
  2. Step 2: Convert to fraction form
    57,103.35/85,654.54 = 44,633.86/x
  3. Step 3: Cross multiply
    57,103.35x = 85,654.54 × 44,633.86
  4. Step 4: Simplify right side
    57,103.35x = 3,823,092,746.72
  5. Step 5: Solve for x
    x = 3,823,092,746.72/57,103.35
  6. Step 6: Final answer
    x = 66,950.41

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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.