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Finding the Fourth Proportional to 156,664.60, 235,006.01 and 44,335.42

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Solution

The fourth proportional to 156,664.60, 235,006.01 and 44,335.42 is: 66,505.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,664.60 : 235,006.01 = 44,335.42 : x
  2. Step 2: Convert to fraction form
    156,664.60/235,006.01 = 44,335.42/x
  3. Step 3: Cross multiply
    156,664.60x = 235,006.01 × 44,335.42
  4. Step 4: Simplify right side
    156,664.60x = 10,419,089,512.94
  5. Step 5: Solve for x
    x = 10,419,089,512.94/156,664.60
  6. Step 6: Final answer
    x = 66,505.71

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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.