Home / 141,170.25-211,749.30-35,986.08

Finding the Fourth Proportional to 141,170.25, 211,749.30 and 35,986.08

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Solution

The fourth proportional to 141,170.25, 211,749.30 and 35,986.08 is: 53,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,170.25 : 211,749.30 = 35,986.08 : x
  2. Step 2: Convert to fraction form
    141,170.25/211,749.30 = 35,986.08/x
  3. Step 3: Cross multiply
    141,170.25x = 211,749.30 × 35,986.08
  4. Step 4: Simplify right side
    141,170.25x = 7,620,027,249.74
  5. Step 5: Solve for x
    x = 7,620,027,249.74/141,170.25
  6. Step 6: Final answer
    x = 53,977.57

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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.