Home / 91,936.24-137,821.32-44,521.85

Finding the Fourth Proportional to 91,936.24, 137,821.32 and 44,521.85

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Solution

The fourth proportional to 91,936.24, 137,821.32 and 44,521.85 is: 66,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,936.24 : 137,821.32 = 44,521.85 : x
  2. Step 2: Convert to fraction form
    91,936.24/137,821.32 = 44,521.85/x
  3. Step 3: Cross multiply
    91,936.24x = 137,821.32 × 44,521.85
  4. Step 4: Simplify right side
    91,936.24x = 6,136,060,605.61
  5. Step 5: Solve for x
    x = 6,136,060,605.61/91,936.24
  6. Step 6: Final answer
    x = 66,742.57

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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.