Home / 77,384.84-116,072.44-27,458.38

Finding the Fourth Proportional to 77,384.84, 116,072.44 and 27,458.38

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Solution

The fourth proportional to 77,384.84, 116,072.44 and 27,458.38 is: 41,185.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,384.84 : 116,072.44 = 27,458.38 : x
  2. Step 2: Convert to fraction form
    77,384.84/116,072.44 = 27,458.38/x
  3. Step 3: Cross multiply
    77,384.84x = 116,072.44 × 27,458.38
  4. Step 4: Simplify right side
    77,384.84x = 3,187,161,165.05
  5. Step 5: Solve for x
    x = 3,187,161,165.05/77,384.84
  6. Step 6: Final answer
    x = 41,185.86

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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.