Finding the Fourth Proportional to 121,457.34, 182,165.36 and 32,691.06
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Solution
The fourth proportional to 121,457.34, 182,165.36 and 32,691.06 is: 49,031.03
Step by Step Solution
- Step 1: Write the proportion equation
121,457.34 : 182,165.36 = 32,691.06 : x - Step 2: Convert to fraction form
121,457.34/182,165.36 = 32,691.06/x - Step 3: Cross multiply
121,457.34x = 182,165.36 × 32,691.06 - Step 4: Simplify right side
121,457.34x = 5,955,178,550.23 - Step 5: Solve for x
x = 5,955,178,550.23/121,457.34 - Step 6: Final answer
x = 49,031.03
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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.