Finding the Fourth Proportional to 76,866.93, 106,071.78 and 44,599.05
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Solution
The fourth proportional to 76,866.93, 106,071.78 and 44,599.05 is: 61,544.03
Step by Step Solution
- Step 1: Write the proportion equation
76,866.93 : 106,071.78 = 44,599.05 : x - Step 2: Convert to fraction form
76,866.93/106,071.78 = 44,599.05/x - Step 3: Cross multiply
76,866.93x = 106,071.78 × 44,599.05 - Step 4: Simplify right side
76,866.93x = 4,730,700,619.81 - Step 5: Solve for x
x = 4,730,700,619.81/76,866.93 - Step 6: Final answer
x = 61,544.03
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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.