Home / 198,257.44-273,595.32-107,613.40

Finding the Fourth Proportional to 198,257.44, 273,595.32 and 107,613.40

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Solution

The fourth proportional to 198,257.44, 273,595.32 and 107,613.40 is: 148,506.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,257.44 : 273,595.32 = 107,613.40 : x
  2. Step 2: Convert to fraction form
    198,257.44/273,595.32 = 107,613.40/x
  3. Step 3: Cross multiply
    198,257.44x = 273,595.32 × 107,613.40
  4. Step 4: Simplify right side
    198,257.44x = 29,442,522,609.29
  5. Step 5: Solve for x
    x = 29,442,522,609.29/198,257.44
  6. Step 6: Final answer
    x = 148,506.52

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1.5x scale

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.