Home / 131,019.66-196,571.03-46,778.00

Finding the Fourth Proportional to 131,019.66, 196,571.03 and 46,778.00

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Solution

The fourth proportional to 131,019.66, 196,571.03 and 46,778.00 is: 70,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,019.66 : 196,571.03 = 46,778.00 : x
  2. Step 2: Convert to fraction form
    131,019.66/196,571.03 = 46,778.00/x
  3. Step 3: Cross multiply
    131,019.66x = 196,571.03 × 46,778.00
  4. Step 4: Simplify right side
    131,019.66x = 9,195,198,424.59
  5. Step 5: Solve for x
    x = 9,195,198,424.59/131,019.66
  6. Step 6: Final answer
    x = 70,181.82

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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.