Home / 45,787.49-68,786.83-43,895.81

Finding the Fourth Proportional to 45,787.49, 68,786.83 and 43,895.81

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Solution

The fourth proportional to 45,787.49, 68,786.83 and 43,895.81 is: 65,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,787.49 : 68,786.83 = 43,895.81 : x
  2. Step 2: Convert to fraction form
    45,787.49/68,786.83 = 43,895.81/x
  3. Step 3: Cross multiply
    45,787.49x = 68,786.83 × 43,895.81
  4. Step 4: Simplify right side
    45,787.49x = 3,019,453,620.18
  5. Step 5: Solve for x
    x = 3,019,453,620.18/45,787.49
  6. Step 6: Final answer
    x = 65,944.95

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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.