Home / 94,322.82-141,440.49-54,891.21

Finding the Fourth Proportional to 94,322.82, 141,440.49 and 54,891.21

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Solution

The fourth proportional to 94,322.82, 141,440.49 and 54,891.21 is: 82,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,322.82 : 141,440.49 = 54,891.21 : x
  2. Step 2: Convert to fraction form
    94,322.82/141,440.49 = 54,891.21/x
  3. Step 3: Cross multiply
    94,322.82x = 141,440.49 × 54,891.21
  4. Step 4: Simplify right side
    94,322.82x = 7,763,839,639.09
  5. Step 5: Solve for x
    x = 7,763,839,639.09/94,322.82
  6. Step 6: Final answer
    x = 82,311.36

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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.