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Finding the Fourth Proportional to 104,704.58, 157,057.31 and 32,658.39

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Solution

The fourth proportional to 104,704.58, 157,057.31 and 32,658.39 is: 48,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,704.58 : 157,057.31 = 32,658.39 : x
  2. Step 2: Convert to fraction form
    104,704.58/157,057.31 = 32,658.39/x
  3. Step 3: Cross multiply
    104,704.58x = 157,057.31 × 32,658.39
  4. Step 4: Simplify right side
    104,704.58x = 5,129,238,963.98
  5. Step 5: Solve for x
    x = 5,129,238,963.98/104,704.58
  6. Step 6: Final answer
    x = 48,987.72

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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.