Finding the Fourth Proportional to 119,260.61, 164,576.18 and 68,271.62
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Solution
The fourth proportional to 119,260.61, 164,576.18 and 68,271.62 is: 94,212.85
Step by Step Solution
- Step 1: Write the proportion equation
119,260.61 : 164,576.18 = 68,271.62 : x - Step 2: Convert to fraction form
119,260.61/164,576.18 = 68,271.62/x - Step 3: Cross multiply
119,260.61x = 164,576.18 × 68,271.62 - Step 4: Simplify right side
119,260.61x = 11,235,882,080.65 - Step 5: Solve for x
x = 11,235,882,080.65/119,260.61 - Step 6: Final answer
x = 94,212.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.