Finding the Fourth Proportional to 95,772.61, 132,106.30 and 68,872.51
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Solution
The fourth proportional to 95,772.61, 132,106.30 and 68,872.51 is: 95,000.99
Step by Step Solution
- Step 1: Write the proportion equation
95,772.61 : 132,106.30 = 68,872.51 : x - Step 2: Convert to fraction form
95,772.61/132,106.30 = 68,872.51/x - Step 3: Cross multiply
95,772.61x = 132,106.30 × 68,872.51 - Step 4: Simplify right side
95,772.61x = 9,098,492,467.81 - Step 5: Solve for x
x = 9,098,492,467.81/95,772.61 - Step 6: Final answer
x = 95,000.99
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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.