Finding the Fourth Proportional to 175,635.57, 242,382.95 and 107,639.41
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Solution
The fourth proportional to 175,635.57, 242,382.95 and 107,639.41 is: 148,545.98
Step by Step Solution
- Step 1: Write the proportion equation
175,635.57 : 242,382.95 = 107,639.41 : x - Step 2: Convert to fraction form
175,635.57/242,382.95 = 107,639.41/x - Step 3: Cross multiply
175,635.57x = 242,382.95 × 107,639.41 - Step 4: Simplify right side
175,635.57x = 26,089,957,732.06 - Step 5: Solve for x
x = 26,089,957,732.06/175,635.57 - Step 6: Final answer
x = 148,545.98
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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.