Finding the Fourth Proportional to 179,038.62, 268,537.86 and 45,921.99
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Solution
The fourth proportional to 179,038.62, 268,537.86 and 45,921.99 is: 68,877.84
Step by Step Solution
- Step 1: Write the proportion equation
179,038.62 : 268,537.86 = 45,921.99 : x - Step 2: Convert to fraction form
179,038.62/268,537.86 = 45,921.99/x - Step 3: Cross multiply
179,038.62x = 268,537.86 × 45,921.99 - Step 4: Simplify right side
179,038.62x = 12,331,792,921.54 - Step 5: Solve for x
x = 12,331,792,921.54/179,038.62 - Step 6: Final answer
x = 68,877.84
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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.