Finding the Fourth Proportional to 77,803.62, 107,362.71 and 44,269.62
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Solution
The fourth proportional to 77,803.62, 107,362.71 and 44,269.62 is: 61,088.50
Step by Step Solution
- Step 1: Write the proportion equation
77,803.62 : 107,362.71 = 44,269.62 : x - Step 2: Convert to fraction form
77,803.62/107,362.71 = 44,269.62/x - Step 3: Cross multiply
77,803.62x = 107,362.71 × 44,269.62 - Step 4: Simplify right side
77,803.62x = 4,752,906,373.87 - Step 5: Solve for x
x = 4,752,906,373.87/77,803.62 - Step 6: Final answer
x = 61,088.50
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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.