Home / 173,034.14-238,792.79-100,431.41

Finding the Fourth Proportional to 173,034.14, 238,792.79 and 100,431.41

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Solution

The fourth proportional to 173,034.14, 238,792.79 and 100,431.41 is: 138,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,034.14 : 238,792.79 = 100,431.41 : x
  2. Step 2: Convert to fraction form
    173,034.14/238,792.79 = 100,431.41/x
  3. Step 3: Cross multiply
    173,034.14x = 238,792.79 × 100,431.41
  4. Step 4: Simplify right side
    173,034.14x = 23,982,295,654.65
  5. Step 5: Solve for x
    x = 23,982,295,654.65/173,034.14
  6. Step 6: Final answer
    x = 138,598.64

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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.