Finding the Fourth Proportional to 150,166.44, 207,275.94 and 86,546.70
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Solution
The fourth proportional to 150,166.44, 207,275.94 and 86,546.70 is: 119,461.10
Step by Step Solution
- Step 1: Write the proportion equation
150,166.44 : 207,275.94 = 86,546.70 : x - Step 2: Convert to fraction form
150,166.44/207,275.94 = 86,546.70/x - Step 3: Cross multiply
150,166.44x = 207,275.94 × 86,546.70 - Step 4: Simplify right side
150,166.44x = 17,939,048,596.40 - Step 5: Solve for x
x = 17,939,048,596.40/150,166.44 - Step 6: Final answer
x = 119,461.10
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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.