Finding the Fourth Proportional to 235,476.93, 353,227.62 and 77,717.70
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Solution
The fourth proportional to 235,476.93, 353,227.62 and 77,717.70 is: 116,580.58
Step by Step Solution
- Step 1: Write the proportion equation
235,476.93 : 353,227.62 = 77,717.70 : x - Step 2: Convert to fraction form
235,476.93/353,227.62 = 77,717.70/x - Step 3: Cross multiply
235,476.93x = 353,227.62 × 77,717.70 - Step 4: Simplify right side
235,476.93x = 27,452,038,202.87 - Step 5: Solve for x
x = 27,452,038,202.87/235,476.93 - Step 6: Final answer
x = 116,580.58
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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.