Finding the Fourth Proportional to 157,955.88, 236,998.62 and 64,471.08
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Solution
The fourth proportional to 157,955.88, 236,998.62 and 64,471.08 is: 96,733.07
Step by Step Solution
- Step 1: Write the proportion equation
157,955.88 : 236,998.62 = 64,471.08 : x - Step 2: Convert to fraction form
157,955.88/236,998.62 = 64,471.08/x - Step 3: Cross multiply
157,955.88x = 236,998.62 × 64,471.08 - Step 4: Simplify right side
157,955.88x = 15,279,556,989.91 - Step 5: Solve for x
x = 15,279,556,989.91/157,955.88 - Step 6: Final answer
x = 96,733.07
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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.