Home / 158,074.26-236,959.08-91,453.38

Finding the Fourth Proportional to 158,074.26, 236,959.08 and 91,453.38

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Solution

The fourth proportional to 158,074.26, 236,959.08 and 91,453.38 is: 137,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,074.26 : 236,959.08 = 91,453.38 : x
  2. Step 2: Convert to fraction form
    158,074.26/236,959.08 = 91,453.38/x
  3. Step 3: Cross multiply
    158,074.26x = 236,959.08 × 91,453.38
  4. Step 4: Simplify right side
    158,074.26x = 21,670,708,787.69
  5. Step 5: Solve for x
    x = 21,670,708,787.69/158,074.26
  6. Step 6: Final answer
    x = 137,091.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.