Home / 165,531.75-228,418.02-92,918.02

Finding the Fourth Proportional to 165,531.75, 228,418.02 and 92,918.02

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Solution

The fourth proportional to 165,531.75, 228,418.02 and 92,918.02 is: 128,218.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,531.75 : 228,418.02 = 92,918.02 : x
  2. Step 2: Convert to fraction form
    165,531.75/228,418.02 = 92,918.02/x
  3. Step 3: Cross multiply
    165,531.75x = 228,418.02 × 92,918.02
  4. Step 4: Simplify right side
    165,531.75x = 21,224,150,150.72
  5. Step 5: Solve for x
    x = 21,224,150,150.72/165,531.75
  6. Step 6: Final answer
    x = 128,218.00

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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.