Finding the Fourth Proportional to 229,187.48, 316,273.82 and 127,206.99
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Solution
The fourth proportional to 229,187.48, 316,273.82 and 127,206.99 is: 175,542.93
Step by Step Solution
- Step 1: Write the proportion equation
229,187.48 : 316,273.82 = 127,206.99 : x - Step 2: Convert to fraction form
229,187.48/316,273.82 = 127,206.99/x - Step 3: Cross multiply
229,187.48x = 316,273.82 × 127,206.99 - Step 4: Simplify right side
229,187.48x = 40,232,240,021.97 - Step 5: Solve for x
x = 40,232,240,021.97/229,187.48 - Step 6: Final answer
x = 175,542.93
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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.