Home / 230,945.22-318,616.29-140,266.98

Finding the Fourth Proportional to 230,945.22, 318,616.29 and 140,266.98

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Solution

The fourth proportional to 230,945.22, 318,616.29 and 140,266.98 is: 193,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,945.22 : 318,616.29 = 140,266.98 : x
  2. Step 2: Convert to fraction form
    230,945.22/318,616.29 = 140,266.98/x
  3. Step 3: Cross multiply
    230,945.22x = 318,616.29 × 140,266.98
  4. Step 4: Simplify right side
    230,945.22x = 44,691,344,777.10
  5. Step 5: Solve for x
    x = 44,691,344,777.10/230,945.22
  6. Step 6: Final answer
    x = 193,514.92

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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.