Home / 250,787.69-346,086.96-143,360.03

Finding the Fourth Proportional to 250,787.69, 346,086.96 and 143,360.03

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Solution

The fourth proportional to 250,787.69, 346,086.96 and 143,360.03 is: 197,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,787.69 : 346,086.96 = 143,360.03 : x
  2. Step 2: Convert to fraction form
    250,787.69/346,086.96 = 143,360.03/x
  3. Step 3: Cross multiply
    250,787.69x = 346,086.96 × 143,360.03
  4. Step 4: Simplify right side
    250,787.69x = 49,615,036,968.21
  5. Step 5: Solve for x
    x = 49,615,036,968.21/250,787.69
  6. Step 6: Final answer
    x = 197,836.81

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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.