Home / 158,084.28-236,922.63-137,738.57

Finding the Fourth Proportional to 158,084.28, 236,922.63 and 137,738.57

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Solution

The fourth proportional to 158,084.28, 236,922.63 and 137,738.57 is: 206,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,084.28 : 236,922.63 = 137,738.57 : x
  2. Step 2: Convert to fraction form
    158,084.28/236,922.63 = 137,738.57/x
  3. Step 3: Cross multiply
    158,084.28x = 236,922.63 × 137,738.57
  4. Step 4: Simplify right side
    158,084.28x = 32,633,383,072.23
  5. Step 5: Solve for x
    x = 32,633,383,072.23/158,084.28
  6. Step 6: Final answer
    x = 206,430.29

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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.