Finding the Fourth Proportional to 106,251.29, 159,338.64 and 35,160.80
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Solution
The fourth proportional to 106,251.29, 159,338.64 and 35,160.80 is: 52,728.52
Step by Step Solution
- Step 1: Write the proportion equation
106,251.29 : 159,338.64 = 35,160.80 : x - Step 2: Convert to fraction form
106,251.29/159,338.64 = 35,160.80/x - Step 3: Cross multiply
106,251.29x = 159,338.64 × 35,160.80 - Step 4: Simplify right side
106,251.29x = 5,602,473,256.62 - Step 5: Solve for x
x = 5,602,473,256.62/106,251.29 - Step 6: Final answer
x = 52,728.52
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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.