Finding the Fourth Proportional to 80,395.84, 110,942.48 and 44,585.08
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Solution
The fourth proportional to 80,395.84, 110,942.48 and 44,585.08 is: 61,525.31
Step by Step Solution
- Step 1: Write the proportion equation
80,395.84 : 110,942.48 = 44,585.08 : x - Step 2: Convert to fraction form
80,395.84/110,942.48 = 44,585.08/x - Step 3: Cross multiply
80,395.84x = 110,942.48 × 44,585.08 - Step 4: Simplify right side
80,395.84x = 4,946,379,346.20 - Step 5: Solve for x
x = 4,946,379,346.20/80,395.84 - Step 6: Final answer
x = 61,525.31
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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.