Finding the Fourth Proportional to 92,195.18, 138,057.43 and 73,502.48
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Solution
The fourth proportional to 92,195.18, 138,057.43 and 73,502.48 is: 110,066.09
Step by Step Solution
- Step 1: Write the proportion equation
92,195.18 : 138,057.43 = 73,502.48 : x - Step 2: Convert to fraction form
92,195.18/138,057.43 = 73,502.48/x - Step 3: Cross multiply
92,195.18x = 138,057.43 × 73,502.48 - Step 4: Simplify right side
92,195.18x = 10,147,563,786.63 - Step 5: Solve for x
x = 10,147,563,786.63/92,195.18 - Step 6: Final answer
x = 110,066.09
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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.