Home / 286,181.52-394,932.06-178,813.92

Finding the Fourth Proportional to 286,181.52, 394,932.06 and 178,813.92

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Solution

The fourth proportional to 286,181.52, 394,932.06 and 178,813.92 is: 246,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,181.52 : 394,932.06 = 178,813.92 : x
  2. Step 2: Convert to fraction form
    286,181.52/394,932.06 = 178,813.92/x
  3. Step 3: Cross multiply
    286,181.52x = 394,932.06 × 178,813.92
  4. Step 4: Simplify right side
    286,181.52x = 70,619,349,782.28
  5. Step 5: Solve for x
    x = 70,619,349,782.28/286,181.52
  6. Step 6: Final answer
    x = 246,764.19

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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.