Home / 82,146.87-123,235.47-26,001.09

Finding the Fourth Proportional to 82,146.87, 123,235.47 and 26,001.09

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Solution

The fourth proportional to 82,146.87, 123,235.47 and 26,001.09 is: 39,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,146.87 : 123,235.47 = 26,001.09 : x
  2. Step 2: Convert to fraction form
    82,146.87/123,235.47 = 26,001.09/x
  3. Step 3: Cross multiply
    82,146.87x = 123,235.47 × 26,001.09
  4. Step 4: Simplify right side
    82,146.87x = 3,204,256,546.66
  5. Step 5: Solve for x
    x = 3,204,256,546.66/82,146.87
  6. Step 6: Final answer
    x = 39,006.44

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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.