Home / 143,014.94-196,660.77-124,119.26

Finding the Fourth Proportional to 143,014.94, 196,660.77 and 124,119.26

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Solution

The fourth proportional to 143,014.94, 196,660.77 and 124,119.26 is: 170,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,014.94 : 196,660.77 = 124,119.26 : x
  2. Step 2: Convert to fraction form
    143,014.94/196,660.77 = 124,119.26/x
  3. Step 3: Cross multiply
    143,014.94x = 196,660.77 × 124,119.26
  4. Step 4: Simplify right side
    143,014.94x = 24,409,389,243.43
  5. Step 5: Solve for x
    x = 24,409,389,243.43/143,014.94
  6. Step 6: Final answer
    x = 170,677.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.