Home / 116,286.78-174,175.86-82,450.23

Finding the Fourth Proportional to 116,286.78, 174,175.86 and 82,450.23

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Solution

The fourth proportional to 116,286.78, 174,175.86 and 82,450.23 is: 123,495.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,286.78 : 174,175.86 = 82,450.23 : x
  2. Step 2: Convert to fraction form
    116,286.78/174,175.86 = 82,450.23/x
  3. Step 3: Cross multiply
    116,286.78x = 174,175.86 × 82,450.23
  4. Step 4: Simplify right side
    116,286.78x = 14,360,839,717.45
  5. Step 5: Solve for x
    x = 14,360,839,717.45/116,286.78
  6. Step 6: Final answer
    x = 123,495.03

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1.5x scale

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.