Finding the Fourth Proportional to 95,219.31, 131,398.88 and 52,197.87
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Solution
The fourth proportional to 95,219.31, 131,398.88 and 52,197.87 is: 72,030.99
Step by Step Solution
- Step 1: Write the proportion equation
95,219.31 : 131,398.88 = 52,197.87 : x - Step 2: Convert to fraction form
95,219.31/131,398.88 = 52,197.87/x - Step 3: Cross multiply
95,219.31x = 131,398.88 × 52,197.87 - Step 4: Simplify right side
95,219.31x = 6,858,741,395.40 - Step 5: Solve for x
x = 6,858,741,395.40/95,219.31 - Step 6: Final answer
x = 72,030.99
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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.