Finding the Fourth Proportional to 83,424.75, 125,136.12 and 33,503.95
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Solution
The fourth proportional to 83,424.75, 125,136.12 and 33,503.95 is: 50,255.52
Step by Step Solution
- Step 1: Write the proportion equation
83,424.75 : 125,136.12 = 33,503.95 : x - Step 2: Convert to fraction form
83,424.75/125,136.12 = 33,503.95/x - Step 3: Cross multiply
83,424.75x = 125,136.12 × 33,503.95 - Step 4: Simplify right side
83,424.75x = 4,192,554,307.67 - Step 5: Solve for x
x = 4,192,554,307.67/83,424.75 - Step 6: Final answer
x = 50,255.52
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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.