Finding the Fourth Proportional to 220,132.55, 330,114.99 and 93,692.99
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Solution
The fourth proportional to 220,132.55, 330,114.99 and 93,692.99 is: 140,503.80
Step by Step Solution
- Step 1: Write the proportion equation
220,132.55 : 330,114.99 = 93,692.99 : x - Step 2: Convert to fraction form
220,132.55/330,114.99 = 93,692.99/x - Step 3: Cross multiply
220,132.55x = 330,114.99 × 93,692.99 - Step 4: Simplify right side
220,132.55x = 30,929,460,456.92 - Step 5: Solve for x
x = 30,929,460,456.92/220,132.55 - Step 6: Final answer
x = 140,503.80
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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.