Finding the Fourth Proportional to 195,021.75, 292,532.67 and 47,277.75
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Solution
The fourth proportional to 195,021.75, 292,532.67 and 47,277.75 is: 70,916.64
Step by Step Solution
- Step 1: Write the proportion equation
195,021.75 : 292,532.67 = 47,277.75 : x - Step 2: Convert to fraction form
195,021.75/292,532.67 = 47,277.75/x - Step 3: Cross multiply
195,021.75x = 292,532.67 × 47,277.75 - Step 4: Simplify right side
195,021.75x = 13,830,286,439.09 - Step 5: Solve for x
x = 13,830,286,439.09/195,021.75 - Step 6: Final answer
x = 70,916.64
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1.5x scale
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.