Home / 197,420.76-295,999.92-108,716.04

Finding the Fourth Proportional to 197,420.76, 295,999.92 and 108,716.04

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Solution

The fourth proportional to 197,420.76, 295,999.92 and 108,716.04 is: 163,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,420.76 : 295,999.92 = 108,716.04 : x
  2. Step 2: Convert to fraction form
    197,420.76/295,999.92 = 108,716.04/x
  3. Step 3: Cross multiply
    197,420.76x = 295,999.92 × 108,716.04
  4. Step 4: Simplify right side
    197,420.76x = 32,179,939,142.72
  5. Step 5: Solve for x
    x = 32,179,939,142.72/197,420.76
  6. Step 6: Final answer
    x = 163,001.80

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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.