Home / 146,297.12-201,906.44-82,639.01

Finding the Fourth Proportional to 146,297.12, 201,906.44 and 82,639.01

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Solution

The fourth proportional to 146,297.12, 201,906.44 and 82,639.01 is: 114,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,297.12 : 201,906.44 = 82,639.01 : x
  2. Step 2: Convert to fraction form
    146,297.12/201,906.44 = 82,639.01/x
  3. Step 3: Cross multiply
    146,297.12x = 201,906.44 × 82,639.01
  4. Step 4: Simplify right side
    146,297.12x = 16,685,348,715.69
  5. Step 5: Solve for x
    x = 16,685,348,715.69/146,297.12
  6. Step 6: Final answer
    x = 114,051.11

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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.