Home / 91,949.58-137,895.21-29,605.50

Finding the Fourth Proportional to 91,949.58, 137,895.21 and 29,605.50

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Solution

The fourth proportional to 91,949.58, 137,895.21 and 29,605.50 is: 44,398.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,949.58 : 137,895.21 = 29,605.50 : x
  2. Step 2: Convert to fraction form
    91,949.58/137,895.21 = 29,605.50/x
  3. Step 3: Cross multiply
    91,949.58x = 137,895.21 × 29,605.50
  4. Step 4: Simplify right side
    91,949.58x = 4,082,456,639.66
  5. Step 5: Solve for x
    x = 4,082,456,639.66/91,949.58
  6. Step 6: Final answer
    x = 44,398.86

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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.