Home / 85,296.82-117,671.55-49,466.07

Finding the Fourth Proportional to 85,296.82, 117,671.55 and 49,466.07

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Solution

The fourth proportional to 85,296.82, 117,671.55 and 49,466.07 is: 68,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,296.82 : 117,671.55 = 49,466.07 : x
  2. Step 2: Convert to fraction form
    85,296.82/117,671.55 = 49,466.07/x
  3. Step 3: Cross multiply
    85,296.82x = 117,671.55 × 49,466.07
  4. Step 4: Simplify right side
    85,296.82x = 5,820,749,129.31
  5. Step 5: Solve for x
    x = 5,820,749,129.31/85,296.82
  6. Step 6: Final answer
    x = 68,241.10

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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.