Finding the Fourth Proportional to 199,242.62, 298,701.06 and 92,692.99
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Solution
The fourth proportional to 199,242.62, 298,701.06 and 92,692.99 is: 138,963.71
Step by Step Solution
- Step 1: Write the proportion equation
199,242.62 : 298,701.06 = 92,692.99 : x - Step 2: Convert to fraction form
199,242.62/298,701.06 = 92,692.99/x - Step 3: Cross multiply
199,242.62x = 298,701.06 × 92,692.99 - Step 4: Simplify right side
199,242.62x = 27,687,493,620.82 - Step 5: Solve for x
x = 27,687,493,620.82/199,242.62 - Step 6: Final answer
x = 138,963.71
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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.