Finding the Fourth Proportional to 236,775.48, 326,749.74 and 136,192.44
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Solution
The fourth proportional to 236,775.48, 326,749.74 and 136,192.44 is: 187,945.32
Step by Step Solution
- Step 1: Write the proportion equation
236,775.48 : 326,749.74 = 136,192.44 : x - Step 2: Convert to fraction form
236,775.48/326,749.74 = 136,192.44/x - Step 3: Cross multiply
236,775.48x = 326,749.74 × 136,192.44 - Step 4: Simplify right side
236,775.48x = 44,500,844,359.97 - Step 5: Solve for x
x = 44,500,844,359.97/236,775.48 - Step 6: Final answer
x = 187,945.32
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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.