Finding the Fourth Proportional to 163,115.60, 244,673.40 and 151,305.80
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Solution
The fourth proportional to 163,115.60, 244,673.40 and 151,305.80 is: 226,958.70
Step by Step Solution
- Step 1: Write the proportion equation
163,115.60 : 244,673.40 = 151,305.80 : x - Step 2: Convert to fraction form
163,115.60/244,673.40 = 151,305.80/x - Step 3: Cross multiply
163,115.60x = 244,673.40 × 151,305.80 - Step 4: Simplify right side
163,115.60x = 37,020,504,525.72 - Step 5: Solve for x
x = 37,020,504,525.72/163,115.60 - Step 6: Final answer
x = 226,958.70
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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.