Home / 81,884.70-113,003.09-46,075.98

Finding the Fourth Proportional to 81,884.70, 113,003.09 and 46,075.98

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Solution

The fourth proportional to 81,884.70, 113,003.09 and 46,075.98 is: 63,586.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,884.70 : 113,003.09 = 46,075.98 : x
  2. Step 2: Convert to fraction form
    81,884.70/113,003.09 = 46,075.98/x
  3. Step 3: Cross multiply
    81,884.70x = 113,003.09 × 46,075.98
  4. Step 4: Simplify right side
    81,884.70x = 5,206,728,229.97
  5. Step 5: Solve for x
    x = 5,206,728,229.97/81,884.70
  6. Step 6: Final answer
    x = 63,586.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.