Finding the Fourth Proportional to 235,401.50, 353,102.43 and 77,629.96
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Solution
The fourth proportional to 235,401.50, 353,102.43 and 77,629.96 is: 116,444.99
Step by Step Solution
- Step 1: Write the proportion equation
235,401.50 : 353,102.43 = 77,629.96 : x - Step 2: Convert to fraction form
235,401.50/353,102.43 = 77,629.96/x - Step 3: Cross multiply
235,401.50x = 353,102.43 × 77,629.96 - Step 4: Simplify right side
235,401.50x = 27,411,326,213.81 - Step 5: Solve for x
x = 27,411,326,213.81/235,401.50 - Step 6: Final answer
x = 116,444.99
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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.