Home / 204,020.73-306,030.84-70,901.01

Finding the Fourth Proportional to 204,020.73, 306,030.84 and 70,901.01

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Solution

The fourth proportional to 204,020.73, 306,030.84 and 70,901.01 is: 106,351.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020.73 : 306,030.84 = 70,901.01 : x
  2. Step 2: Convert to fraction form
    204,020.73/306,030.84 = 70,901.01/x
  3. Step 3: Cross multiply
    204,020.73x = 306,030.84 × 70,901.01
  4. Step 4: Simplify right side
    204,020.73x = 21,697,895,647.15
  5. Step 5: Solve for x
    x = 21,697,895,647.15/204,020.73
  6. Step 6: Final answer
    x = 106,351.43

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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.