Home / 221,084.97-331,626.03-63,313.98

Finding the Fourth Proportional to 221,084.97, 331,626.03 and 63,313.98

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Solution

The fourth proportional to 221,084.97, 331,626.03 and 63,313.98 is: 94,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,084.97 : 331,626.03 = 63,313.98 : x
  2. Step 2: Convert to fraction form
    221,084.97/331,626.03 = 63,313.98/x
  3. Step 3: Cross multiply
    221,084.97x = 331,626.03 × 63,313.98
  4. Step 4: Simplify right side
    221,084.97x = 20,996,563,830.90
  5. Step 5: Solve for x
    x = 20,996,563,830.90/221,084.97
  6. Step 6: Final answer
    x = 94,970.56

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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.