Finding the Fourth Proportional to 225,959.24, 338,941.26 and 68,189.08
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Solution
The fourth proportional to 225,959.24, 338,941.26 and 68,189.08 is: 102,284.34
Step by Step Solution
- Step 1: Write the proportion equation
225,959.24 : 338,941.26 = 68,189.08 : x - Step 2: Convert to fraction form
225,959.24/338,941.26 = 68,189.08/x - Step 3: Cross multiply
225,959.24x = 338,941.26 × 68,189.08 - Step 4: Simplify right side
225,959.24x = 23,112,092,693.44 - Step 5: Solve for x
x = 23,112,092,693.44/225,959.24 - Step 6: Final answer
x = 102,284.34
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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.