Home / 82,199.63-123,289.05-26,045.44

Finding the Fourth Proportional to 82,199.63, 123,289.05 and 26,045.44

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Solution

The fourth proportional to 82,199.63, 123,289.05 and 26,045.44 is: 39,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,199.63 : 123,289.05 = 26,045.44 : x
  2. Step 2: Convert to fraction form
    82,199.63/123,289.05 = 26,045.44/x
  3. Step 3: Cross multiply
    82,199.63x = 123,289.05 × 26,045.44
  4. Step 4: Simplify right side
    82,199.63x = 3,211,117,554.43
  5. Step 5: Solve for x
    x = 3,211,117,554.43/82,199.63
  6. Step 6: Final answer
    x = 39,064.87

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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.