Home / 201,033.80-301,441.35-82,717.10

Finding the Fourth Proportional to 201,033.80, 301,441.35 and 82,717.10

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Solution

The fourth proportional to 201,033.80, 301,441.35 and 82,717.10 is: 124,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,033.80 : 301,441.35 = 82,717.10 : x
  2. Step 2: Convert to fraction form
    201,033.80/301,441.35 = 82,717.10/x
  3. Step 3: Cross multiply
    201,033.80x = 301,441.35 × 82,717.10
  4. Step 4: Simplify right side
    201,033.80x = 24,934,354,292.09
  5. Step 5: Solve for x
    x = 24,934,354,292.09/201,033.80
  6. Step 6: Final answer
    x = 124,030.66

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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.