Home / 61,741.21-85,198.65-34,884.85

Finding the Fourth Proportional to 61,741.21, 85,198.65 and 34,884.85

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Solution

The fourth proportional to 61,741.21, 85,198.65 and 34,884.85 is: 48,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,741.21 : 85,198.65 = 34,884.85 : x
  2. Step 2: Convert to fraction form
    61,741.21/85,198.65 = 34,884.85/x
  3. Step 3: Cross multiply
    61,741.21x = 85,198.65 × 34,884.85
  4. Step 4: Simplify right side
    61,741.21x = 2,972,142,125.45
  5. Step 5: Solve for x
    x = 2,972,142,125.45/61,741.21
  6. Step 6: Final answer
    x = 48,138.71

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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.