Finding the Fourth Proportional to 151,641.81, 209,269.49 and 93,511.35
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Solution
The fourth proportional to 151,641.81, 209,269.49 and 93,511.35 is: 129,048.00
Step by Step Solution
- Step 1: Write the proportion equation
151,641.81 : 209,269.49 = 93,511.35 : x - Step 2: Convert to fraction form
151,641.81/209,269.49 = 93,511.35/x - Step 3: Cross multiply
151,641.81x = 209,269.49 × 93,511.35 - Step 4: Simplify right side
151,641.81x = 19,569,072,056.15 - Step 5: Solve for x
x = 19,569,072,056.15/151,641.81 - Step 6: Final answer
x = 129,048.00
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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.