Finding the Fourth Proportional to 88,888.06, 133,004.49 and 53,370.97
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Solution
The fourth proportional to 88,888.06, 133,004.49 and 53,370.97 is: 79,859.75
Step by Step Solution
- Step 1: Write the proportion equation
88,888.06 : 133,004.49 = 53,370.97 : x - Step 2: Convert to fraction form
88,888.06/133,004.49 = 53,370.97/x - Step 3: Cross multiply
88,888.06x = 133,004.49 × 53,370.97 - Step 4: Simplify right side
88,888.06x = 7,098,578,645.66 - Step 5: Solve for x
x = 7,098,578,645.66/88,888.06 - Step 6: Final answer
x = 79,859.75
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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.