Finding the Fourth Proportional to 132,451.24, 182,850.44 and 102,168.58
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Solution
The fourth proportional to 132,451.24, 182,850.44 and 102,168.58 is: 141,044.88
Step by Step Solution
- Step 1: Write the proportion equation
132,451.24 : 182,850.44 = 102,168.58 : x - Step 2: Convert to fraction form
132,451.24/182,850.44 = 102,168.58/x - Step 3: Cross multiply
132,451.24x = 182,850.44 × 102,168.58 - Step 4: Simplify right side
132,451.24x = 18,681,569,807.18 - Step 5: Solve for x
x = 18,681,569,807.18/132,451.24 - Step 6: Final answer
x = 141,044.88
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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.