Home / 82,610.44-123,913.89-26,450.71

Finding the Fourth Proportional to 82,610.44, 123,913.89 and 26,450.71

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Solution

The fourth proportional to 82,610.44, 123,913.89 and 26,450.71 is: 39,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,610.44 : 123,913.89 = 26,450.71 : x
  2. Step 2: Convert to fraction form
    82,610.44/123,913.89 = 26,450.71/x
  3. Step 3: Cross multiply
    82,610.44x = 123,913.89 × 26,450.71
  4. Step 4: Simplify right side
    82,610.44x = 3,277,610,369.36
  5. Step 5: Solve for x
    x = 3,277,610,369.36/82,610.44
  6. Step 6: Final answer
    x = 39,675.50

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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.