Home / 82,608.23-123,912.44-22,637.21

Finding the Fourth Proportional to 82,608.23, 123,912.44 and 22,637.21

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Solution

The fourth proportional to 82,608.23, 123,912.44 and 22,637.21 is: 33,955.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,608.23 : 123,912.44 = 22,637.21 : x
  2. Step 2: Convert to fraction form
    82,608.23/123,912.44 = 22,637.21/x
  3. Step 3: Cross multiply
    82,608.23x = 123,912.44 × 22,637.21
  4. Step 4: Simplify right side
    82,608.23x = 2,805,031,193.14
  5. Step 5: Solve for x
    x = 2,805,031,193.14/82,608.23
  6. Step 6: Final answer
    x = 33,955.83

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1.5x scale

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.