Home / 197,720.20-296,580.30-164,477.80

Finding the Fourth Proportional to 197,720.20, 296,580.30 and 164,477.80

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Solution

The fourth proportional to 197,720.20, 296,580.30 and 164,477.80 is: 246,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,720.20 : 296,580.30 = 164,477.80 : x
  2. Step 2: Convert to fraction form
    197,720.20/296,580.30 = 164,477.80/x
  3. Step 3: Cross multiply
    197,720.20x = 296,580.30 × 164,477.80
  4. Step 4: Simplify right side
    197,720.20x = 48,780,875,267.34
  5. Step 5: Solve for x
    x = 48,780,875,267.34/197,720.20
  6. Step 6: Final answer
    x = 246,716.70

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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.