Finding the Fourth Proportional to 122,086.08, 183,191.64 and 58,116.62
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Solution
The fourth proportional to 122,086.08, 183,191.64 and 58,116.62 is: 87,204.69
Step by Step Solution
- Step 1: Write the proportion equation
122,086.08 : 183,191.64 = 58,116.62 : x - Step 2: Convert to fraction form
122,086.08/183,191.64 = 58,116.62/x - Step 3: Cross multiply
122,086.08x = 183,191.64 × 58,116.62 - Step 4: Simplify right side
122,086.08x = 10,646,478,302.10 - Step 5: Solve for x
x = 10,646,478,302.10/122,086.08 - Step 6: Final answer
x = 87,204.69
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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.