Finding the Fourth Proportional to 199,562.76, 275,396.49 and 114,679.62
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Solution
The fourth proportional to 199,562.76, 275,396.49 and 114,679.62 is: 158,257.81
Step by Step Solution
- Step 1: Write the proportion equation
199,562.76 : 275,396.49 = 114,679.62 : x - Step 2: Convert to fraction form
199,562.76/275,396.49 = 114,679.62/x - Step 3: Cross multiply
199,562.76x = 275,396.49 × 114,679.62 - Step 4: Simplify right side
199,562.76x = 31,582,364,822.53 - Step 5: Solve for x
x = 31,582,364,822.53/199,562.76 - Step 6: Final answer
x = 158,257.81
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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.