Finding the Fourth Proportional to 175,514.31, 242,208.25 and 99,033.99
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Solution
The fourth proportional to 175,514.31, 242,208.25 and 99,033.99 is: 136,666.06
Step by Step Solution
- Step 1: Write the proportion equation
175,514.31 : 242,208.25 = 99,033.99 : x - Step 2: Convert to fraction form
175,514.31/242,208.25 = 99,033.99/x - Step 3: Cross multiply
175,514.31x = 242,208.25 × 99,033.99 - Step 4: Simplify right side
175,514.31x = 23,986,848,913.25 - Step 5: Solve for x
x = 23,986,848,913.25/175,514.31 - Step 6: Final answer
x = 136,666.06
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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.