Finding the Fourth Proportional to 204,055.80, 306,083.70 and 110,743.80
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Solution
The fourth proportional to 204,055.80, 306,083.70 and 110,743.80 is: 166,115.70
Step by Step Solution
- Step 1: Write the proportion equation
204,055.80 : 306,083.70 = 110,743.80 : x - Step 2: Convert to fraction form
204,055.80/306,083.70 = 110,743.80/x - Step 3: Cross multiply
204,055.80x = 306,083.70 × 110,743.80 - Step 4: Simplify right side
204,055.80x = 33,896,872,056.06 - Step 5: Solve for x
x = 33,896,872,056.06/204,055.80 - Step 6: Final answer
x = 166,115.70
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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.