Finding the Fourth Proportional to 182,878.56, 252,372.80 and 102,307.44
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Solution
The fourth proportional to 182,878.56, 252,372.80 and 102,307.44 is: 141,184.48
Step by Step Solution
- Step 1: Write the proportion equation
182,878.56 : 252,372.80 = 102,307.44 : x - Step 2: Convert to fraction form
182,878.56/252,372.80 = 102,307.44/x - Step 3: Cross multiply
182,878.56x = 252,372.80 × 102,307.44 - Step 4: Simplify right side
182,878.56x = 25,819,614,582.09 - Step 5: Solve for x
x = 25,819,614,582.09/182,878.56 - Step 6: Final answer
x = 141,184.48
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1.5x scale
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.