Finding the Fourth Proportional to 106,097.78, 159,146.71 and 27,212.00
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Solution
The fourth proportional to 106,097.78, 159,146.71 and 27,212.00 is: 40,818.02
Step by Step Solution
- Step 1: Write the proportion equation
106,097.78 : 159,146.71 = 27,212.00 : x - Step 2: Convert to fraction form
106,097.78/159,146.71 = 27,212.00/x - Step 3: Cross multiply
106,097.78x = 159,146.71 × 27,212.00 - Step 4: Simplify right side
106,097.78x = 4,330,700,836.21 - Step 5: Solve for x
x = 4,330,700,836.21/106,097.78 - Step 6: Final answer
x = 40,818.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.