Home / 199,004.40-298,506.60-136,018.80

Finding the Fourth Proportional to 199,004.40, 298,506.60 and 136,018.80

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Solution

The fourth proportional to 199,004.40, 298,506.60 and 136,018.80 is: 204,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,004.40 : 298,506.60 = 136,018.80 : x
  2. Step 2: Convert to fraction form
    199,004.40/298,506.60 = 136,018.80/x
  3. Step 3: Cross multiply
    199,004.40x = 298,506.60 × 136,018.80
  4. Step 4: Simplify right side
    199,004.40x = 40,602,509,524.08
  5. Step 5: Solve for x
    x = 40,602,509,524.08/199,004.40
  6. Step 6: Final answer
    x = 204,028.20

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1.5x scale

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.