Home / 197,782.20-296,471.70-97,788.60

Finding the Fourth Proportional to 197,782.20, 296,471.70 and 97,788.60

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Solution

The fourth proportional to 197,782.20, 296,471.70 and 97,788.60 is: 146,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,782.20 : 296,471.70 = 97,788.60 : x
  2. Step 2: Convert to fraction form
    197,782.20/296,471.70 = 97,788.60/x
  3. Step 3: Cross multiply
    197,782.20x = 296,471.70 × 97,788.60
  4. Step 4: Simplify right side
    197,782.20x = 28,991,552,482.62
  5. Step 5: Solve for x
    x = 28,991,552,482.62/197,782.20
  6. Step 6: Final answer
    x = 146,583.22

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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.