Finding the Fourth Proportional to 122,372.19, 183,692.38 and 97,233.30
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Solution
The fourth proportional to 122,372.19, 183,692.38 and 97,233.30 is: 145,956.50
Step by Step Solution
- Step 1: Write the proportion equation
122,372.19 : 183,692.38 = 97,233.30 : x - Step 2: Convert to fraction form
122,372.19/183,692.38 = 97,233.30/x - Step 3: Cross multiply
122,372.19x = 183,692.38 × 97,233.30 - Step 4: Simplify right side
122,372.19x = 17,861,016,049.17 - Step 5: Solve for x
x = 17,861,016,049.17/122,372.19 - Step 6: Final answer
x = 145,956.50
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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.