Finding the Fourth Proportional to 110,752.18, 166,213.01 and 57,487.79
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Solution
The fourth proportional to 110,752.18, 166,213.01 and 57,487.79 is: 86,275.68
Step by Step Solution
- Step 1: Write the proportion equation
110,752.18 : 166,213.01 = 57,487.79 : x - Step 2: Convert to fraction form
110,752.18/166,213.01 = 57,487.79/x - Step 3: Cross multiply
110,752.18x = 166,213.01 × 57,487.79 - Step 4: Simplify right side
110,752.18x = 9,555,219,173.40 - Step 5: Solve for x
x = 9,555,219,173.40/110,752.18 - Step 6: Final answer
x = 86,275.68
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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.