Home / 204,022.60-306,033.90-190,025.80

Finding the Fourth Proportional to 204,022.60, 306,033.90 and 190,025.80

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Solution

The fourth proportional to 204,022.60, 306,033.90 and 190,025.80 is: 285,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,022.60 : 306,033.90 = 190,025.80 : x
  2. Step 2: Convert to fraction form
    204,022.60/306,033.90 = 190,025.80/x
  3. Step 3: Cross multiply
    204,022.60x = 306,033.90 × 190,025.80
  4. Step 4: Simplify right side
    204,022.60x = 58,154,336,674.62
  5. Step 5: Solve for x
    x = 58,154,336,674.62/204,022.60
  6. Step 6: Final answer
    x = 285,038.70

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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.