Finding the Fourth Proportional to 114,628.36, 158,179.62 and 66,874
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Solution
The fourth proportional to 114,628.36, 158,179.62 and 66,874 is: 92,281.73
Step by Step Solution
- Step 1: Write the proportion equation
114,628.36 : 158,179.62 = 66,874 : x - Step 2: Convert to fraction form
114,628.36/158,179.62 = 66,874/x - Step 3: Cross multiply
114,628.36x = 158,179.62 × 66,874 - Step 4: Simplify right side
114,628.36x = 10,578,103,907.88 - Step 5: Solve for x
x = 10,578,103,907.88/114,628.36 - Step 6: Final answer
x = 92,281.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.