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Finding the Fourth Proportional to 57,354.50, 79,114.89 and 36,096.86

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Solution

The fourth proportional to 57,354.50, 79,114.89 and 36,096.86 is: 49,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,354.50 : 79,114.89 = 36,096.86 : x
  2. Step 2: Convert to fraction form
    57,354.50/79,114.89 = 36,096.86/x
  3. Step 3: Cross multiply
    57,354.50x = 79,114.89 × 36,096.86
  4. Step 4: Simplify right side
    57,354.50x = 2,855,799,108.25
  5. Step 5: Solve for x
    x = 2,855,799,108.25/57,354.50
  6. Step 6: Final answer
    x = 49,792.07

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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.