Finding the Fourth Proportional to 88,700.33, 122,405.45 and 50,458.99
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Solution
The fourth proportional to 88,700.33, 122,405.45 and 50,458.99 is: 69,632.83
Step by Step Solution
- Step 1: Write the proportion equation
88,700.33 : 122,405.45 = 50,458.99 : x - Step 2: Convert to fraction form
88,700.33/122,405.45 = 50,458.99/x - Step 3: Cross multiply
88,700.33x = 122,405.45 × 50,458.99 - Step 4: Simplify right side
88,700.33x = 6,176,454,765.47 - Step 5: Solve for x
x = 6,176,454,765.47/88,700.33 - Step 6: Final answer
x = 69,632.83
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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.