Home / 127,453.09-191,067.86-48,514.81

Finding the Fourth Proportional to 127,453.09, 191,067.86 and 48,514.81

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Solution

The fourth proportional to 127,453.09, 191,067.86 and 48,514.81 is: 72,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,453.09 : 191,067.86 = 48,514.81 : x
  2. Step 2: Convert to fraction form
    127,453.09/191,067.86 = 48,514.81/x
  3. Step 3: Cross multiply
    127,453.09x = 191,067.86 × 48,514.81
  4. Step 4: Simplify right side
    127,453.09x = 9,269,620,682.43
  5. Step 5: Solve for x
    x = 9,269,620,682.43/127,453.09
  6. Step 6: Final answer
    x = 72,729.67

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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.