Finding the Fourth Proportional to 207,444.88, 286,295.48 and 126,926.02
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Solution
The fourth proportional to 207,444.88, 286,295.48 and 126,926.02 is: 175,171.09
Step by Step Solution
- Step 1: Write the proportion equation
207,444.88 : 286,295.48 = 126,926.02 : x - Step 2: Convert to fraction form
207,444.88/286,295.48 = 126,926.02/x - Step 3: Cross multiply
207,444.88x = 286,295.48 × 126,926.02 - Step 4: Simplify right side
207,444.88x = 36,338,345,820.39 - Step 5: Solve for x
x = 36,338,345,820.39/207,444.88 - Step 6: Final answer
x = 175,171.09
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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.