Home / 286,896.24-395,929.08-166,042.80

Finding the Fourth Proportional to 286,896.24, 395,929.08 and 166,042.80

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Solution

The fourth proportional to 286,896.24, 395,929.08 and 166,042.80 is: 229,146.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,896.24 : 395,929.08 = 166,042.80 : x
  2. Step 2: Convert to fraction form
    286,896.24/395,929.08 = 166,042.80/x
  3. Step 3: Cross multiply
    286,896.24x = 395,929.08 × 166,042.80
  4. Step 4: Simplify right side
    286,896.24x = 65,741,173,044.62
  5. Step 5: Solve for x
    x = 65,741,173,044.62/286,896.24
  6. Step 6: Final answer
    x = 229,146.16

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1.5x scale

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.