Home / 146,361.46-201,963.36-82,686.96

Finding the Fourth Proportional to 146,361.46, 201,963.36 and 82,686.96

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Solution

The fourth proportional to 146,361.46, 201,963.36 and 82,686.96 is: 114,099.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,361.46 : 201,963.36 = 82,686.96 : x
  2. Step 2: Convert to fraction form
    146,361.46/201,963.36 = 82,686.96/x
  3. Step 3: Cross multiply
    146,361.46x = 201,963.36 × 82,686.96
  4. Step 4: Simplify right side
    146,361.46x = 16,699,736,269.79
  5. Step 5: Solve for x
    x = 16,699,736,269.79/146,361.46
  6. Step 6: Final answer
    x = 114,099.27

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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.