Finding the Fourth Proportional to 157,019.10, 235,183.05 and 94,580.70
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Solution
The fourth proportional to 157,019.10, 235,183.05 and 94,580.70 is: 141,662.88
Step by Step Solution
- Step 1: Write the proportion equation
157,019.10 : 235,183.05 = 94,580.70 : x - Step 2: Convert to fraction form
157,019.10/235,183.05 = 94,580.70/x - Step 3: Cross multiply
157,019.10x = 235,183.05 × 94,580.70 - Step 4: Simplify right side
157,019.10x = 22,243,777,497.14 - Step 5: Solve for x
x = 22,243,777,497.14/157,019.10 - Step 6: Final answer
x = 141,662.88
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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.