Finding the Fourth Proportional to 157,741.54, 236,486.67 and 91,106.26
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Solution
The fourth proportional to 157,741.54, 236,486.67 and 91,106.26 is: 136,586.82
Step by Step Solution
- Step 1: Write the proportion equation
157,741.54 : 236,486.67 = 91,106.26 : x - Step 2: Convert to fraction form
157,741.54/236,486.67 = 91,106.26/x - Step 3: Cross multiply
157,741.54x = 236,486.67 × 91,106.26 - Step 4: Simplify right side
157,741.54x = 21,545,416,043.55 - Step 5: Solve for x
x = 21,545,416,043.55/157,741.54 - Step 6: Final answer
x = 136,586.82
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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.