Finding the Fourth Proportional to 117,113.75, 175,675.49 and 34,007.75
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Solution
The fourth proportional to 117,113.75, 175,675.49 and 34,007.75 is: 51,013.04
Step by Step Solution
- Step 1: Write the proportion equation
117,113.75 : 175,675.49 = 34,007.75 : x - Step 2: Convert to fraction form
117,113.75/175,675.49 = 34,007.75/x - Step 3: Cross multiply
117,113.75x = 175,675.49 × 34,007.75 - Step 4: Simplify right side
117,113.75x = 5,974,328,145.05 - Step 5: Solve for x
x = 5,974,328,145.05/117,113.75 - Step 6: Final answer
x = 51,013.04
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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.