Home / 54,977.73-75,866.94-31,104.81

Finding the Fourth Proportional to 54,977.73, 75,866.94 and 31,104.81

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Solution

The fourth proportional to 54,977.73, 75,866.94 and 31,104.81 is: 42,923.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,977.73 : 75,866.94 = 31,104.81 : x
  2. Step 2: Convert to fraction form
    54,977.73/75,866.94 = 31,104.81/x
  3. Step 3: Cross multiply
    54,977.73x = 75,866.94 × 31,104.81
  4. Step 4: Simplify right side
    54,977.73x = 2,359,826,753.98
  5. Step 5: Solve for x
    x = 2,359,826,753.98/54,977.73
  6. Step 6: Final answer
    x = 42,923.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.