Home / 197,288.40-295,738.20-97,366.80

Finding the Fourth Proportional to 197,288.40, 295,738.20 and 97,366.80

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Solution

The fourth proportional to 197,288.40, 295,738.20 and 97,366.80 is: 145,954.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,288.40 : 295,738.20 = 97,366.80 : x
  2. Step 2: Convert to fraction form
    197,288.40/295,738.20 = 97,366.80/x
  3. Step 3: Cross multiply
    197,288.40x = 295,738.20 × 97,366.80
  4. Step 4: Simplify right side
    197,288.40x = 28,795,082,171.76
  5. Step 5: Solve for x
    x = 28,795,082,171.76/197,288.40
  6. Step 6: Final answer
    x = 145,954.26

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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.