Finding the Fourth Proportional to 94,895.60, 142,295.03 and 31,692.99
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Solution
The fourth proportional to 94,895.60, 142,295.03 and 31,692.99 is: 47,523.33
Step by Step Solution
- Step 1: Write the proportion equation
94,895.60 : 142,295.03 = 31,692.99 : x - Step 2: Convert to fraction form
94,895.60/142,295.03 = 31,692.99/x - Step 3: Cross multiply
94,895.60x = 142,295.03 × 31,692.99 - Step 4: Simplify right side
94,895.60x = 4,509,754,330.60 - Step 5: Solve for x
x = 4,509,754,330.60/94,895.60 - Step 6: Final answer
x = 47,523.33
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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.