Home / 92,491.23-138,737.82-32,521.38

Finding the Fourth Proportional to 92,491.23, 138,737.82 and 32,521.38

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Solution

The fourth proportional to 92,491.23, 138,737.82 and 32,521.38 is: 48,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,491.23 : 138,737.82 = 32,521.38 : x
  2. Step 2: Convert to fraction form
    92,491.23/138,737.82 = 32,521.38/x
  3. Step 3: Cross multiply
    92,491.23x = 138,737.82 × 32,521.38
  4. Step 4: Simplify right side
    92,491.23x = 4,511,945,364.59
  5. Step 5: Solve for x
    x = 4,511,945,364.59/92,491.23
  6. Step 6: Final answer
    x = 48,782.41

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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.