Finding the Fourth Proportional to 225,926.14, 338,652.75 and 76,114.66
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Solution
The fourth proportional to 225,926.14, 338,652.75 and 76,114.66 is: 114,092.32
Step by Step Solution
- Step 1: Write the proportion equation
225,926.14 : 338,652.75 = 76,114.66 : x - Step 2: Convert to fraction form
225,926.14/338,652.75 = 76,114.66/x - Step 3: Cross multiply
225,926.14x = 338,652.75 × 76,114.66 - Step 4: Simplify right side
225,926.14x = 25,776,438,077.68 - Step 5: Solve for x
x = 25,776,438,077.68/225,926.14 - Step 6: Final answer
x = 114,092.32
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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.