Finding the Fourth Proportional to 235,672.73, 353,564.47 and 77,901.19
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Solution
The fourth proportional to 235,672.73, 353,564.47 and 77,901.19 is: 116,870.09
Step by Step Solution
- Step 1: Write the proportion equation
235,672.73 : 353,564.47 = 77,901.19 : x - Step 2: Convert to fraction form
235,672.73/353,564.47 = 77,901.19/x - Step 3: Cross multiply
235,672.73x = 353,564.47 × 77,901.19 - Step 4: Simplify right side
235,672.73x = 27,543,092,954.72 - Step 5: Solve for x
x = 27,543,092,954.72/235,672.73 - Step 6: Final answer
x = 116,870.09
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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.