Home / 118,274.09-163,193.87-67,963.37

Finding the Fourth Proportional to 118,274.09, 163,193.87 and 67,963.37

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Solution

The fourth proportional to 118,274.09, 163,193.87 and 67,963.37 is: 93,775.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,274.09 : 163,193.87 = 67,963.37 : x
  2. Step 2: Convert to fraction form
    118,274.09/163,193.87 = 67,963.37/x
  3. Step 3: Cross multiply
    118,274.09x = 163,193.87 × 67,963.37
  4. Step 4: Simplify right side
    118,274.09x = 11,091,204,722.48
  5. Step 5: Solve for x
    x = 11,091,204,722.48/118,274.09
  6. Step 6: Final answer
    x = 93,775.44

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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.