Finding the Fourth Proportional to 121,694.25, 182,558.68 and 37,461.44
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Solution
The fourth proportional to 121,694.25, 182,558.68 and 37,461.44 is: 56,197.48
Step by Step Solution
- Step 1: Write the proportion equation
121,694.25 : 182,558.68 = 37,461.44 : x - Step 2: Convert to fraction form
121,694.25/182,558.68 = 37,461.44/x - Step 3: Cross multiply
121,694.25x = 182,558.68 × 37,461.44 - Step 4: Simplify right side
121,694.25x = 6,838,909,937.20 - Step 5: Solve for x
x = 6,838,909,937.20/121,694.25 - Step 6: Final answer
x = 56,197.48
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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.