Home / 131,514.89-197,297.09-42,793.77

Finding the Fourth Proportional to 131,514.89, 197,297.09 and 42,793.77

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Solution

The fourth proportional to 131,514.89, 197,297.09 and 42,793.77 is: 64,198.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,514.89 : 197,297.09 = 42,793.77 : x
  2. Step 2: Convert to fraction form
    131,514.89/197,297.09 = 42,793.77/x
  3. Step 3: Cross multiply
    131,514.89x = 197,297.09 × 42,793.77
  4. Step 4: Simplify right side
    131,514.89x = 8,443,086,077.16
  5. Step 5: Solve for x
    x = 8,443,086,077.16/131,514.89
  6. Step 6: Final answer
    x = 64,198.71

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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.