Finding the Fourth Proportional to 213,008.08, 293,678.32 and 174,628.68
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Solution
The fourth proportional to 213,008.08, 293,678.32 and 174,628.68 is: 240,763.91
Step by Step Solution
- Step 1: Write the proportion equation
213,008.08 : 293,678.32 = 174,628.68 : x - Step 2: Convert to fraction form
213,008.08/293,678.32 = 174,628.68/x - Step 3: Cross multiply
213,008.08x = 293,678.32 × 174,628.68 - Step 4: Simplify right side
213,008.08x = 51,284,657,366.22 - Step 5: Solve for x
x = 51,284,657,366.22/213,008.08 - Step 6: Final answer
x = 240,763.91
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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.