Home / 204,019.73-306,029.34-70,900.01

Finding the Fourth Proportional to 204,019.73, 306,029.34 and 70,900.01

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Solution

The fourth proportional to 204,019.73, 306,029.34 and 70,900.01 is: 106,349.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,019.73 : 306,029.34 = 70,900.01 : x
  2. Step 2: Convert to fraction form
    204,019.73/306,029.34 = 70,900.01/x
  3. Step 3: Cross multiply
    204,019.73x = 306,029.34 × 70,900.01
  4. Step 4: Simplify right side
    204,019.73x = 21,697,481,736.15
  5. Step 5: Solve for x
    x = 21,697,481,736.15/204,019.73
  6. Step 6: Final answer
    x = 106,349.92

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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.