Home / 201,361.10-302,078.07-82,966.58

Finding the Fourth Proportional to 201,361.10, 302,078.07 and 82,966.58

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Solution

The fourth proportional to 201,361.10, 302,078.07 and 82,966.58 is: 124,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,361.10 : 302,078.07 = 82,966.58 : x
  2. Step 2: Convert to fraction form
    201,361.10/302,078.07 = 82,966.58/x
  3. Step 3: Cross multiply
    201,361.10x = 302,078.07 × 82,966.58
  4. Step 4: Simplify right side
    201,361.10x = 25,062,384,360.90
  5. Step 5: Solve for x
    x = 25,062,384,360.90/201,361.10
  6. Step 6: Final answer
    x = 124,464.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.