Home / 362,181.21-543,383.06-172,883.13

Finding the Fourth Proportional to 362,181.21, 543,383.06 and 172,883.13

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Solution

The fourth proportional to 362,181.21, 543,383.06 and 172,883.13 is: 259,377.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,181.21 : 543,383.06 = 172,883.13 : x
  2. Step 2: Convert to fraction form
    362,181.21/543,383.06 = 172,883.13/x
  3. Step 3: Cross multiply
    362,181.21x = 543,383.06 × 172,883.13
  4. Step 4: Simplify right side
    362,181.21x = 93,941,763,337.36
  5. Step 5: Solve for x
    x = 93,941,763,337.36/362,181.21
  6. Step 6: Final answer
    x = 259,377.79

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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.