Finding the Fourth Proportional to 88,891.13, 122,669.87 and 48,605.07
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Solution
The fourth proportional to 88,891.13, 122,669.87 and 48,605.07 is: 67,075.06
Step by Step Solution
- Step 1: Write the proportion equation
88,891.13 : 122,669.87 = 48,605.07 : x - Step 2: Convert to fraction form
88,891.13/122,669.87 = 48,605.07/x - Step 3: Cross multiply
88,891.13x = 122,669.87 × 48,605.07 - Step 4: Simplify right side
88,891.13x = 5,962,377,618.24 - Step 5: Solve for x
x = 5,962,377,618.24/88,891.13 - Step 6: Final answer
x = 67,075.06
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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.