Finding the Fourth Proportional to 96,677.49, 133,412.93 and 53,654.48
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Solution
The fourth proportional to 96,677.49, 133,412.93 and 53,654.48 is: 74,042.07
Step by Step Solution
- Step 1: Write the proportion equation
96,677.49 : 133,412.93 = 53,654.48 : x - Step 2: Convert to fraction form
96,677.49/133,412.93 = 53,654.48/x - Step 3: Cross multiply
96,677.49x = 133,412.93 × 53,654.48 - Step 4: Simplify right side
96,677.49x = 7,158,201,852.09 - Step 5: Solve for x
x = 7,158,201,852.09/96,677.49 - Step 6: Final answer
x = 74,042.07
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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.