Finding the Fourth Proportional to 177,828.88, 245,208.36 and 114,142.48
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Solution
The fourth proportional to 177,828.88, 245,208.36 and 114,142.48 is: 157,391.14
Step by Step Solution
- Step 1: Write the proportion equation
177,828.88 : 245,208.36 = 114,142.48 : x - Step 2: Convert to fraction form
177,828.88/245,208.36 = 114,142.48/x - Step 3: Cross multiply
177,828.88x = 245,208.36 × 114,142.48 - Step 4: Simplify right side
177,828.88x = 27,988,690,327.13 - Step 5: Solve for x
x = 27,988,690,327.13/177,828.88 - Step 6: Final answer
x = 157,391.14
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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.