Home / 81,736.53-122,604.62-22,572.03

Finding the Fourth Proportional to 81,736.53, 122,604.62 and 22,572.03

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Solution

The fourth proportional to 81,736.53, 122,604.62 and 22,572.03 is: 33,858.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,736.53 : 122,604.62 = 22,572.03 : x
  2. Step 2: Convert to fraction form
    81,736.53/122,604.62 = 22,572.03/x
  3. Step 3: Cross multiply
    81,736.53x = 122,604.62 × 22,572.03
  4. Step 4: Simplify right side
    81,736.53x = 2,767,435,047.92
  5. Step 5: Solve for x
    x = 2,767,435,047.92/81,736.53
  6. Step 6: Final answer
    x = 33,858.00

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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.