Home / 146,133.75-201,664.71-82,470.18

Finding the Fourth Proportional to 146,133.75, 201,664.71 and 82,470.18

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Solution

The fourth proportional to 146,133.75, 201,664.71 and 82,470.18 is: 113,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,133.75 : 201,664.71 = 82,470.18 : x
  2. Step 2: Convert to fraction form
    146,133.75/201,664.71 = 82,470.18/x
  3. Step 3: Cross multiply
    146,133.75x = 201,664.71 × 82,470.18
  4. Step 4: Simplify right side
    146,133.75x = 16,631,324,933.35
  5. Step 5: Solve for x
    x = 16,631,324,933.35/146,133.75
  6. Step 6: Final answer
    x = 113,808.92

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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.