Home / 198,476.70-298,098.03-170,078.07

Finding the Fourth Proportional to 198,476.70, 298,098.03 and 170,078.07

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Solution

The fourth proportional to 198,476.70, 298,098.03 and 170,078.07 is: 255,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,476.70 : 298,098.03 = 170,078.07 : x
  2. Step 2: Convert to fraction form
    198,476.70/298,098.03 = 170,078.07/x
  3. Step 3: Cross multiply
    198,476.70x = 298,098.03 × 170,078.07
  4. Step 4: Simplify right side
    198,476.70x = 50,699,937,613.20
  5. Step 5: Solve for x
    x = 50,699,937,613.20/198,476.70
  6. Step 6: Final answer
    x = 255,445.29

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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.