Home / 82,979.22-114,506.82-47,164.26

Finding the Fourth Proportional to 82,979.22, 114,506.82 and 47,164.26

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Solution

The fourth proportional to 82,979.22, 114,506.82 and 47,164.26 is: 65,084.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,979.22 : 114,506.82 = 47,164.26 : x
  2. Step 2: Convert to fraction form
    82,979.22/114,506.82 = 47,164.26/x
  3. Step 3: Cross multiply
    82,979.22x = 114,506.82 × 47,164.26
  4. Step 4: Simplify right side
    82,979.22x = 5,400,629,430.25
  5. Step 5: Solve for x
    x = 5,400,629,430.25/82,979.22
  6. Step 6: Final answer
    x = 65,084.12

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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.