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Finding the Fourth Proportional to 115,597.91, 173,396.85 and 32,491.91

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Solution

The fourth proportional to 115,597.91, 173,396.85 and 32,491.91 is: 48,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,597.91 : 173,396.85 = 32,491.91 : x
  2. Step 2: Convert to fraction form
    115,597.91/173,396.85 = 32,491.91/x
  3. Step 3: Cross multiply
    115,597.91x = 173,396.85 × 32,491.91
  4. Step 4: Simplify right side
    115,597.91x = 5,633,993,977.50
  5. Step 5: Solve for x
    x = 5,633,993,977.50/115,597.91
  6. Step 6: Final answer
    x = 48,737.86

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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.