Finding the Fourth Proportional to 165,460.68, 248,315.76 and 121,200.84
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Solution
The fourth proportional to 165,460.68, 248,315.76 and 121,200.84 is: 181,892.63
Step by Step Solution
- Step 1: Write the proportion equation
165,460.68 : 248,315.76 = 121,200.84 : x - Step 2: Convert to fraction form
165,460.68/248,315.76 = 121,200.84/x - Step 3: Cross multiply
165,460.68x = 248,315.76 × 121,200.84 - Step 4: Simplify right side
165,460.68x = 30,096,078,697.24 - Step 5: Solve for x
x = 30,096,078,697.24/165,460.68 - Step 6: Final answer
x = 181,892.63
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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.