Finding the Fourth Proportional to 181,739.84, 272,652.89 and 57,080.84
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Solution
The fourth proportional to 181,739.84, 272,652.89 and 57,080.84 is: 85,634.80
Step by Step Solution
- Step 1: Write the proportion equation
181,739.84 : 272,652.89 = 57,080.84 : x - Step 2: Convert to fraction form
181,739.84/272,652.89 = 57,080.84/x - Step 3: Cross multiply
181,739.84x = 272,652.89 × 57,080.84 - Step 4: Simplify right side
181,739.84x = 15,563,254,340.96 - Step 5: Solve for x
x = 15,563,254,340.96/181,739.84 - Step 6: Final answer
x = 85,634.80
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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.