Home / 54,936.07-81,942.28-49,890.77

Finding the Fourth Proportional to 54,936.07, 81,942.28 and 49,890.77

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Solution

The fourth proportional to 54,936.07, 81,942.28 and 49,890.77 is: 74,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936.07 : 81,942.28 = 49,890.77 : x
  2. Step 2: Convert to fraction form
    54,936.07/81,942.28 = 49,890.77/x
  3. Step 3: Cross multiply
    54,936.07x = 81,942.28 × 49,890.77
  4. Step 4: Simplify right side
    54,936.07x = 4,088,163,009.67
  5. Step 5: Solve for x
    x = 4,088,163,009.67/54,936.07
  6. Step 6: Final answer
    x = 74,416.73

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.