Finding the Fourth Proportional to 76,106.63, 105,048.26 and 44,281.68
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Solution
The fourth proportional to 76,106.63, 105,048.26 and 44,281.68 is: 61,121.00
Step by Step Solution
- Step 1: Write the proportion equation
76,106.63 : 105,048.26 = 44,281.68 : x - Step 2: Convert to fraction form
76,106.63/105,048.26 = 44,281.68/x - Step 3: Cross multiply
76,106.63x = 105,048.26 × 44,281.68 - Step 4: Simplify right side
76,106.63x = 4,651,713,433.88 - Step 5: Solve for x
x = 4,651,713,433.88/76,106.63 - Step 6: Final answer
x = 61,121.00
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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.