Home / 219,520.44-329,247-69,741.36

Finding the Fourth Proportional to 219,520.44, 329,247 and 69,741.36

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Solution

The fourth proportional to 219,520.44, 329,247 and 69,741.36 is: 104,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,520.44 : 329,247 = 69,741.36 : x
  2. Step 2: Convert to fraction form
    219,520.44/329,247 = 69,741.36/x
  3. Step 3: Cross multiply
    219,520.44x = 329,247 × 69,741.36
  4. Step 4: Simplify right side
    219,520.44x = 22,962,133,555.92
  5. Step 5: Solve for x
    x = 22,962,133,555.92/219,520.44
  6. Step 6: Final answer
    x = 104,601.35

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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.