Finding the Fourth Proportional to 96,858.07, 133,666.61 and 53,250.09
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Solution
The fourth proportional to 96,858.07, 133,666.61 and 53,250.09 is: 73,486.48
Step by Step Solution
- Step 1: Write the proportion equation
96,858.07 : 133,666.61 = 53,250.09 : x - Step 2: Convert to fraction form
96,858.07/133,666.61 = 53,250.09/x - Step 3: Cross multiply
96,858.07x = 133,666.61 × 53,250.09 - Step 4: Simplify right side
96,858.07x = 7,117,759,012.49 - Step 5: Solve for x
x = 7,117,759,012.49/96,858.07 - Step 6: Final answer
x = 73,486.48
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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.