Home / 204,766.94-282,722.46-143,643.08

Finding the Fourth Proportional to 204,766.94, 282,722.46 and 143,643.08

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Solution

The fourth proportional to 204,766.94, 282,722.46 and 143,643.08 is: 198,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,766.94 : 282,722.46 = 143,643.08 : x
  2. Step 2: Convert to fraction form
    204,766.94/282,722.46 = 143,643.08/x
  3. Step 3: Cross multiply
    204,766.94x = 282,722.46 × 143,643.08
  4. Step 4: Simplify right side
    204,766.94x = 40,611,124,939.58
  5. Step 5: Solve for x
    x = 40,611,124,939.58/204,766.94
  6. Step 6: Final answer
    x = 198,328.52

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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.