Finding the Fourth Proportional to 265,038.99, 397,473.71 and 87,512.91
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Solution
The fourth proportional to 265,038.99, 397,473.71 and 87,512.91 is: 131,241.37
Step by Step Solution
- Step 1: Write the proportion equation
265,038.99 : 397,473.71 = 87,512.91 : x - Step 2: Convert to fraction form
265,038.99/397,473.71 = 87,512.91/x - Step 3: Cross multiply
265,038.99x = 397,473.71 × 87,512.91 - Step 4: Simplify right side
265,038.99x = 34,784,080,573.03 - Step 5: Solve for x
x = 34,784,080,573.03/265,038.99 - Step 6: Final answer
x = 131,241.37
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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.