Home / 84,905.79-117,167.52-46,665.33

Finding the Fourth Proportional to 84,905.79, 117,167.52 and 46,665.33

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Solution

The fourth proportional to 84,905.79, 117,167.52 and 46,665.33 is: 64,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,905.79 : 117,167.52 = 46,665.33 : x
  2. Step 2: Convert to fraction form
    84,905.79/117,167.52 = 46,665.33/x
  3. Step 3: Cross multiply
    84,905.79x = 117,167.52 × 46,665.33
  4. Step 4: Simplify right side
    84,905.79x = 5,467,660,986.08
  5. Step 5: Solve for x
    x = 5,467,660,986.08/84,905.79
  6. Step 6: Final answer
    x = 64,396.80

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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.