Finding the Fourth Proportional to 227,400.44, 341,135.74 and 77,605.68
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Solution
The fourth proportional to 227,400.44, 341,135.74 and 77,605.68 is: 116,420.49
Step by Step Solution
- Step 1: Write the proportion equation
227,400.44 : 341,135.74 = 77,605.68 : x - Step 2: Convert to fraction form
227,400.44/341,135.74 = 77,605.68/x - Step 3: Cross multiply
227,400.44x = 341,135.74 × 77,605.68 - Step 4: Simplify right side
227,400.44x = 26,474,071,075.00 - Step 5: Solve for x
x = 26,474,071,075.00/227,400.44 - Step 6: Final answer
x = 116,420.49
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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.