Home / 105,954.11-146,216.07-58,206.44

Finding the Fourth Proportional to 105,954.11, 146,216.07 and 58,206.44

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Solution

The fourth proportional to 105,954.11, 146,216.07 and 58,206.44 is: 80,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,954.11 : 146,216.07 = 58,206.44 : x
  2. Step 2: Convert to fraction form
    105,954.11/146,216.07 = 58,206.44/x
  3. Step 3: Cross multiply
    105,954.11x = 146,216.07 × 58,206.44
  4. Step 4: Simplify right side
    105,954.11x = 8,510,716,905.49
  5. Step 5: Solve for x
    x = 8,510,716,905.49/105,954.11
  6. Step 6: Final answer
    x = 80,324.56

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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.