Finding the Fourth Proportional to 76,175.24, 105,116.74 and 44,339.08
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Solution
The fourth proportional to 76,175.24, 105,116.74 and 44,339.08 is: 61,184.97
Step by Step Solution
- Step 1: Write the proportion equation
76,175.24 : 105,116.74 = 44,339.08 : x - Step 2: Convert to fraction form
76,175.24/105,116.74 = 44,339.08/x - Step 3: Cross multiply
76,175.24x = 105,116.74 × 44,339.08 - Step 4: Simplify right side
76,175.24x = 4,660,779,544.20 - Step 5: Solve for x
x = 4,660,779,544.20/76,175.24 - Step 6: Final answer
x = 61,184.97
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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.