Finding the Fourth Proportional to 119,323.80, 178,957.44 and 44,479.08
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Solution
The fourth proportional to 119,323.80, 178,957.44 and 44,479.08 is: 66,708.09
Step by Step Solution
- Step 1: Write the proportion equation
119,323.80 : 178,957.44 = 44,479.08 : x - Step 2: Convert to fraction form
119,323.80/178,957.44 = 44,479.08/x - Step 3: Cross multiply
119,323.80x = 178,957.44 × 44,479.08 - Step 4: Simplify right side
119,323.80x = 7,959,862,290.36 - Step 5: Solve for x
x = 7,959,862,290.36/119,323.80 - Step 6: Final answer
x = 66,708.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.