Home / 82,044.94-123,067.40-19,715.44

Finding the Fourth Proportional to 82,044.94, 123,067.40 and 19,715.44

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Solution

The fourth proportional to 82,044.94, 123,067.40 and 19,715.44 is: 29,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,044.94 : 123,067.40 = 19,715.44 : x
  2. Step 2: Convert to fraction form
    82,044.94/123,067.40 = 19,715.44/x
  3. Step 3: Cross multiply
    82,044.94x = 123,067.40 × 19,715.44
  4. Step 4: Simplify right side
    82,044.94x = 2,426,328,222.19
  5. Step 5: Solve for x
    x = 2,426,328,222.19/82,044.94
  6. Step 6: Final answer
    x = 29,573.16

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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.