Finding the Fourth Proportional to 186,769.02, 257,656.32 and 110,236.08
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Solution
The fourth proportional to 186,769.02, 257,656.32 and 110,236.08 is: 152,075.66
Step by Step Solution
- Step 1: Write the proportion equation
186,769.02 : 257,656.32 = 110,236.08 : x - Step 2: Convert to fraction form
186,769.02/257,656.32 = 110,236.08/x - Step 3: Cross multiply
186,769.02x = 257,656.32 × 110,236.08 - Step 4: Simplify right side
186,769.02x = 28,403,022,704.03 - Step 5: Solve for x
x = 28,403,022,704.03/186,769.02 - Step 6: Final answer
x = 152,075.66
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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.