Finding the Fourth Proportional to 177,681.05, 245,176.22 and 114,104.96
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Solution
The fourth proportional to 177,681.05, 245,176.22 and 114,104.96 is: 157,449.66
Step by Step Solution
- Step 1: Write the proportion equation
177,681.05 : 245,176.22 = 114,104.96 : x - Step 2: Convert to fraction form
177,681.05/245,176.22 = 114,104.96/x - Step 3: Cross multiply
177,681.05x = 245,176.22 × 114,104.96 - Step 4: Simplify right side
177,681.05x = 27,975,820,979.65 - Step 5: Solve for x
x = 27,975,820,979.65/177,681.05 - Step 6: Final answer
x = 157,449.66
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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.