Finding the Fourth Proportional to 96,614.25, 133,282.31 and 68,335.53
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Solution
The fourth proportional to 96,614.25, 133,282.31 and 68,335.53 is: 94,270.95
Step by Step Solution
- Step 1: Write the proportion equation
96,614.25 : 133,282.31 = 68,335.53 : x - Step 2: Convert to fraction form
96,614.25/133,282.31 = 68,335.53/x - Step 3: Cross multiply
96,614.25x = 133,282.31 × 68,335.53 - Step 4: Simplify right side
96,614.25x = 9,107,916,951.80 - Step 5: Solve for x
x = 9,107,916,951.80/96,614.25 - Step 6: Final answer
x = 94,270.95
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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.