Home / 286,180.10-394,848.52-178,859.16

Finding the Fourth Proportional to 286,180.10, 394,848.52 and 178,859.16

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Solution

The fourth proportional to 286,180.10, 394,848.52 and 178,859.16 is: 246,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,180.10 : 394,848.52 = 178,859.16 : x
  2. Step 2: Convert to fraction form
    286,180.10/394,848.52 = 178,859.16/x
  3. Step 3: Cross multiply
    286,180.10x = 394,848.52 × 178,859.16
  4. Step 4: Simplify right side
    286,180.10x = 70,622,274,614.44
  5. Step 5: Solve for x
    x = 70,622,274,614.44/286,180.10
  6. Step 6: Final answer
    x = 246,775.63

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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.