Finding the Fourth Proportional to 77,456.25, 116,177.09 and 24,866.19
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Solution
The fourth proportional to 77,456.25, 116,177.09 and 24,866.19 is: 37,296.94
Step by Step Solution
- Step 1: Write the proportion equation
77,456.25 : 116,177.09 = 24,866.19 : x - Step 2: Convert to fraction form
77,456.25/116,177.09 = 24,866.19/x - Step 3: Cross multiply
77,456.25x = 116,177.09 × 24,866.19 - Step 4: Simplify right side
77,456.25x = 2,888,881,469.26 - Step 5: Solve for x
x = 2,888,881,469.26/77,456.25 - Step 6: Final answer
x = 37,296.94
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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.