Home / 85,208.04-117,584.74-47,481.32

Finding the Fourth Proportional to 85,208.04, 117,584.74 and 47,481.32

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Solution

The fourth proportional to 85,208.04, 117,584.74 and 47,481.32 is: 65,522.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,208.04 : 117,584.74 = 47,481.32 : x
  2. Step 2: Convert to fraction form
    85,208.04/117,584.74 = 47,481.32/x
  3. Step 3: Cross multiply
    85,208.04x = 117,584.74 × 47,481.32
  4. Step 4: Simplify right side
    85,208.04x = 5,583,078,667.06
  5. Step 5: Solve for x
    x = 5,583,078,667.06/85,208.04
  6. Step 6: Final answer
    x = 65,522.91

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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.