Finding the Fourth Proportional to 165,888.68, 248,833.02 and 55,080.68
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Solution
The fourth proportional to 165,888.68, 248,833.02 and 55,080.68 is: 82,621.02
Step by Step Solution
- Step 1: Write the proportion equation
165,888.68 : 248,833.02 = 55,080.68 : x - Step 2: Convert to fraction form
165,888.68/248,833.02 = 55,080.68/x - Step 3: Cross multiply
165,888.68x = 248,833.02 × 55,080.68 - Step 4: Simplify right side
165,888.68x = 13,705,891,948.05 - Step 5: Solve for x
x = 13,705,891,948.05/165,888.68 - Step 6: Final answer
x = 82,621.02
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1.5x scale
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.