Finding the Fourth Proportional to 181,825.24, 272,774.84 and 76,644.04
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Solution
The fourth proportional to 181,825.24, 272,774.84 and 76,644.04 is: 114,981.65
Step by Step Solution
- Step 1: Write the proportion equation
181,825.24 : 272,774.84 = 76,644.04 : x - Step 2: Convert to fraction form
181,825.24/272,774.84 = 76,644.04/x - Step 3: Cross multiply
181,825.24x = 272,774.84 × 76,644.04 - Step 4: Simplify right side
181,825.24x = 20,906,565,747.95 - Step 5: Solve for x
x = 20,906,565,747.95/181,825.24 - Step 6: Final answer
x = 114,981.65
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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.