Home / 82,698.09-114,120.69-46,891.29

Finding the Fourth Proportional to 82,698.09, 114,120.69 and 46,891.29

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Solution

The fourth proportional to 82,698.09, 114,120.69 and 46,891.29 is: 64,708.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,698.09 : 114,120.69 = 46,891.29 : x
  2. Step 2: Convert to fraction form
    82,698.09/114,120.69 = 46,891.29/x
  3. Step 3: Cross multiply
    82,698.09x = 114,120.69 × 46,891.29
  4. Step 4: Simplify right side
    82,698.09x = 5,351,266,287.70
  5. Step 5: Solve for x
    x = 5,351,266,287.70/82,698.09
  6. Step 6: Final answer
    x = 64,708.46

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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.