Home / 131,847.40-197,698.20-43,055.20

Finding the Fourth Proportional to 131,847.40, 197,698.20 and 43,055.20

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Solution

The fourth proportional to 131,847.40, 197,698.20 and 43,055.20 is: 64,558.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,847.40 : 197,698.20 = 43,055.20 : x
  2. Step 2: Convert to fraction form
    131,847.40/197,698.20 = 43,055.20/x
  3. Step 3: Cross multiply
    131,847.40x = 197,698.20 × 43,055.20
  4. Step 4: Simplify right side
    131,847.40x = 8,511,935,540.64
  5. Step 5: Solve for x
    x = 8,511,935,540.64/131,847.40
  6. Step 6: Final answer
    x = 64,558.99

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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.