Finding the Fourth Proportional to 69,834.89, 104,751.78 and 46,247.99
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Solution
The fourth proportional to 69,834.89, 104,751.78 and 46,247.99 is: 69,371.61
Step by Step Solution
- Step 1: Write the proportion equation
69,834.89 : 104,751.78 = 46,247.99 : x - Step 2: Convert to fraction form
69,834.89/104,751.78 = 46,247.99/x - Step 3: Cross multiply
69,834.89x = 104,751.78 × 46,247.99 - Step 4: Simplify right side
69,834.89x = 4,844,558,750.16 - Step 5: Solve for x
x = 4,844,558,750.16/69,834.89 - Step 6: Final answer
x = 69,371.61
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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.