Home / 77,193.82-115,790.48-50,706.96

Finding the Fourth Proportional to 77,193.82, 115,790.48 and 50,706.96

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Solution

The fourth proportional to 77,193.82, 115,790.48 and 50,706.96 is: 76,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,193.82 : 115,790.48 = 50,706.96 : x
  2. Step 2: Convert to fraction form
    77,193.82/115,790.48 = 50,706.96/x
  3. Step 3: Cross multiply
    77,193.82x = 115,790.48 × 50,706.96
  4. Step 4: Simplify right side
    77,193.82x = 5,871,383,237.74
  5. Step 5: Solve for x
    x = 5,871,383,237.74/77,193.82
  6. Step 6: Final answer
    x = 76,060.28

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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.