Finding the Fourth Proportional to 234,692.40, 351,898.01 and 74,699.23
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Solution
The fourth proportional to 234,692.40, 351,898.01 and 74,699.23 is: 112,004.09
Step by Step Solution
- Step 1: Write the proportion equation
234,692.40 : 351,898.01 = 74,699.23 : x - Step 2: Convert to fraction form
234,692.40/351,898.01 = 74,699.23/x - Step 3: Cross multiply
234,692.40x = 351,898.01 × 74,699.23 - Step 4: Simplify right side
234,692.40x = 26,286,508,626.04 - Step 5: Solve for x
x = 26,286,508,626.04/234,692.40 - Step 6: Final answer
x = 112,004.09
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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.