Finding the Fourth Proportional to 161,770.57, 223,260.08 and 97,260.91
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Solution
The fourth proportional to 161,770.57, 223,260.08 and 97,260.91 is: 134,230.09
Step by Step Solution
- Step 1: Write the proportion equation
161,770.57 : 223,260.08 = 97,260.91 : x - Step 2: Convert to fraction form
161,770.57/223,260.08 = 97,260.91/x - Step 3: Cross multiply
161,770.57x = 223,260.08 × 97,260.91 - Step 4: Simplify right side
161,770.57x = 21,714,478,617.41 - Step 5: Solve for x
x = 21,714,478,617.41/161,770.57 - Step 6: Final answer
x = 134,230.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.