Finding the Third Proportional to 118,157.81 and 181,616.91
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Solution
The third proportional to 118,157.81 and 181,616.91 is: 279,158.02
Step by Step Solution
- Step 1: Write the proportion equation
118,157.81 : 181,616.91 = 181,616.91 : x - Step 2: Convert to fraction form
118,157.81/181,616.91 = 181,616.91/x - Step 3: Cross multiply
118,157.81x = 181,616.91 × 181,616.91 - Step 4: Simplify right side
118,157.81x = 32,984,700,635.82 - Step 5: Solve for x
x = 32,984,700,635.82/118,157.81 - Step 6: Final answer
x = 279,158.02
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.