Home / 118,168.26-163,073.97-64,453.08

Finding the Fourth Proportional to 118,168.26, 163,073.97 and 64,453.08

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Solution

The fourth proportional to 118,168.26, 163,073.97 and 64,453.08 is: 88,946.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,168.26 : 163,073.97 = 64,453.08 : x
  2. Step 2: Convert to fraction form
    118,168.26/163,073.97 = 64,453.08/x
  3. Step 3: Cross multiply
    118,168.26x = 163,073.97 × 64,453.08
  4. Step 4: Simplify right side
    118,168.26x = 10,510,619,634.33
  5. Step 5: Solve for x
    x = 10,510,619,634.33/118,168.26
  6. Step 6: Final answer
    x = 88,946.22

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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.