Finding the Fourth Proportional to 77,582.84, 107,064.39 and 44,048.84
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Solution
The fourth proportional to 77,582.84, 107,064.39 and 44,048.84 is: 60,787.43
Step by Step Solution
- Step 1: Write the proportion equation
77,582.84 : 107,064.39 = 44,048.84 : x - Step 2: Convert to fraction form
77,582.84/107,064.39 = 44,048.84/x - Step 3: Cross multiply
77,582.84x = 107,064.39 × 44,048.84 - Step 4: Simplify right side
77,582.84x = 4,716,061,429.24 - Step 5: Solve for x
x = 4,716,061,429.24/77,582.84 - Step 6: Final answer
x = 60,787.43
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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.