Finding the Fourth Proportional to 157,176.30, 235,821.29 and 97,134.50
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Solution
The fourth proportional to 157,176.30, 235,821.29 and 97,134.50 is: 145,736.88
Step by Step Solution
- Step 1: Write the proportion equation
157,176.30 : 235,821.29 = 97,134.50 : x - Step 2: Convert to fraction form
157,176.30/235,821.29 = 97,134.50/x - Step 3: Cross multiply
157,176.30x = 235,821.29 × 97,134.50 - Step 4: Simplify right side
157,176.30x = 22,906,383,093.51 - Step 5: Solve for x
x = 22,906,383,093.51/157,176.30 - Step 6: Final answer
x = 145,736.88
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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.