Home / 82,454.41-123,699.75-46,932.43

Finding the Fourth Proportional to 82,454.41, 123,699.75 and 46,932.43

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Solution

The fourth proportional to 82,454.41, 123,699.75 and 46,932.43 is: 70,408.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,454.41 : 123,699.75 = 46,932.43 : x
  2. Step 2: Convert to fraction form
    82,454.41/123,699.75 = 46,932.43/x
  3. Step 3: Cross multiply
    82,454.41x = 123,699.75 × 46,932.43
  4. Step 4: Simplify right side
    82,454.41x = 5,805,529,857.89
  5. Step 5: Solve for x
    x = 5,805,529,857.89/82,454.41
  6. Step 6: Final answer
    x = 70,408.97

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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.