Home / 54,106.80-81,166.68-22,938

Finding the Fourth Proportional to 54,106.80, 81,166.68 and 22,938

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Solution

The fourth proportional to 54,106.80, 81,166.68 and 22,938 is: 34,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,106.80 : 81,166.68 = 22,938 : x
  2. Step 2: Convert to fraction form
    54,106.80/81,166.68 = 22,938/x
  3. Step 3: Cross multiply
    54,106.80x = 81,166.68 × 22,938
  4. Step 4: Simplify right side
    54,106.80x = 1,861,801,305.84
  5. Step 5: Solve for x
    x = 1,861,801,305.84/54,106.80
  6. Step 6: Final answer
    x = 34,409.75

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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.