Home / 82,433.94-123,649.53-26,273.28

Finding the Fourth Proportional to 82,433.94, 123,649.53 and 26,273.28

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Solution

The fourth proportional to 82,433.94, 123,649.53 and 26,273.28 is: 39,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,433.94 : 123,649.53 = 26,273.28 : x
  2. Step 2: Convert to fraction form
    82,433.94/123,649.53 = 26,273.28/x
  3. Step 3: Cross multiply
    82,433.94x = 123,649.53 × 26,273.28
  4. Step 4: Simplify right side
    82,433.94x = 3,248,678,723.56
  5. Step 5: Solve for x
    x = 3,248,678,723.56/82,433.94
  6. Step 6: Final answer
    x = 39,409.48

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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.