Finding the Fourth Proportional to 76,284.88, 105,283.44 and 44,463.76
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Solution
The fourth proportional to 76,284.88, 105,283.44 and 44,463.76 is: 61,366.00
Step by Step Solution
- Step 1: Write the proportion equation
76,284.88 : 105,283.44 = 44,463.76 : x - Step 2: Convert to fraction form
76,284.88/105,283.44 = 44,463.76/x - Step 3: Cross multiply
76,284.88x = 105,283.44 × 44,463.76 - Step 4: Simplify right side
76,284.88x = 4,681,297,608.13 - Step 5: Solve for x
x = 4,681,297,608.13/76,284.88 - Step 6: Final answer
x = 61,366.00
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1.5x scale
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.