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Finding the Fourth Proportional to 117,546.52, 162,224.25 and 66,568.26

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Solution

The fourth proportional to 117,546.52, 162,224.25 and 66,568.26 is: 91,869.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.52 : 162,224.25 = 66,568.26 : x
  2. Step 2: Convert to fraction form
    117,546.52/162,224.25 = 66,568.26/x
  3. Step 3: Cross multiply
    117,546.52x = 162,224.25 × 66,568.26
  4. Step 4: Simplify right side
    117,546.52x = 10,798,985,194.33
  5. Step 5: Solve for x
    x = 10,798,985,194.33/117,546.52
  6. Step 6: Final answer
    x = 91,869.89

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1.5x scale

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.