Finding the Fourth Proportional to 183,194.20, 274,885.17 and 87,239.95
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Solution
The fourth proportional to 183,194.20, 274,885.17 and 87,239.95 is: 130,904.63
Step by Step Solution
- Step 1: Write the proportion equation
183,194.20 : 274,885.17 = 87,239.95 : x - Step 2: Convert to fraction form
183,194.20/274,885.17 = 87,239.95/x - Step 3: Cross multiply
183,194.20x = 274,885.17 × 87,239.95 - Step 4: Simplify right side
183,194.20x = 23,980,968,486.54 - Step 5: Solve for x
x = 23,980,968,486.54/183,194.20 - Step 6: Final answer
x = 130,904.63
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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.