Finding the Fourth Proportional to 157,029.06, 235,454.36 and 107,169.56
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Solution
The fourth proportional to 157,029.06, 235,454.36 and 107,169.56 is: 160,693.44
Step by Step Solution
- Step 1: Write the proportion equation
157,029.06 : 235,454.36 = 107,169.56 : x - Step 2: Convert to fraction form
157,029.06/235,454.36 = 107,169.56/x - Step 3: Cross multiply
157,029.06x = 235,454.36 × 107,169.56 - Step 4: Simplify right side
157,029.06x = 25,233,540,161.28 - Step 5: Solve for x
x = 25,233,540,161.28/157,029.06 - Step 6: Final answer
x = 160,693.44
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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.