Home / 197,196.20-295,777.68-84,871.88

Finding the Fourth Proportional to 197,196.20, 295,777.68 and 84,871.88

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Solution

The fourth proportional to 197,196.20, 295,777.68 and 84,871.88 is: 127,300.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,196.20 : 295,777.68 = 84,871.88 : x
  2. Step 2: Convert to fraction form
    197,196.20/295,777.68 = 84,871.88/x
  3. Step 3: Cross multiply
    197,196.20x = 295,777.68 × 84,871.88
  4. Step 4: Simplify right side
    197,196.20x = 25,103,207,763.64
  5. Step 5: Solve for x
    x = 25,103,207,763.64/197,196.20
  6. Step 6: Final answer
    x = 127,300.67

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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.