Home / 147,669.40-221,558.58-119,467.73

Finding the Fourth Proportional to 147,669.40, 221,558.58 and 119,467.73

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Solution

The fourth proportional to 147,669.40, 221,558.58 and 119,467.73 is: 179,245.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,669.40 : 221,558.58 = 119,467.73 : x
  2. Step 2: Convert to fraction form
    147,669.40/221,558.58 = 119,467.73/x
  3. Step 3: Cross multiply
    147,669.40x = 221,558.58 × 119,467.73
  4. Step 4: Simplify right side
    147,669.40x = 26,469,100,017.28
  5. Step 5: Solve for x
    x = 26,469,100,017.28/147,669.40
  6. Step 6: Final answer
    x = 179,245.67

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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.