Home / 198,268.29-273,602.88-107,622.34

Finding the Fourth Proportional to 198,268.29, 273,602.88 and 107,622.34

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Solution

The fourth proportional to 198,268.29, 273,602.88 and 107,622.34 is: 148,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,268.29 : 273,602.88 = 107,622.34 : x
  2. Step 2: Convert to fraction form
    198,268.29/273,602.88 = 107,622.34/x
  3. Step 3: Cross multiply
    198,268.29x = 273,602.88 × 107,622.34
  4. Step 4: Simplify right side
    198,268.29x = 29,445,781,492.33
  5. Step 5: Solve for x
    x = 29,445,781,492.33/198,268.29
  6. Step 6: Final answer
    x = 148,514.83

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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.