Home / 114,578.25-158,119.07-64,278.33

Finding the Fourth Proportional to 114,578.25, 158,119.07 and 64,278.33

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Solution

The fourth proportional to 114,578.25, 158,119.07 and 64,278.33 is: 88,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,578.25 : 158,119.07 = 64,278.33 : x
  2. Step 2: Convert to fraction form
    114,578.25/158,119.07 = 64,278.33/x
  3. Step 3: Cross multiply
    114,578.25x = 158,119.07 × 64,278.33
  4. Step 4: Simplify right side
    114,578.25x = 10,163,629,439.36
  5. Step 5: Solve for x
    x = 10,163,629,439.36/114,578.25
  6. Step 6: Final answer
    x = 88,704.70

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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.