Finding the Fourth Proportional to 84,031.16, 126,046.73 and 24,872.00
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Solution
The fourth proportional to 84,031.16, 126,046.73 and 24,872.00 is: 37,307.99
Step by Step Solution
- Step 1: Write the proportion equation
84,031.16 : 126,046.73 = 24,872.00 : x - Step 2: Convert to fraction form
84,031.16/126,046.73 = 24,872.00/x - Step 3: Cross multiply
84,031.16x = 126,046.73 × 24,872.00 - Step 4: Simplify right side
84,031.16x = 3,135,033,700.51 - Step 5: Solve for x
x = 3,135,033,700.51/84,031.16 - Step 6: Final answer
x = 37,307.99
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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.