Finding the Fourth Proportional to 169,725.78, 234,228.99 and 94,274.28
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Solution
The fourth proportional to 169,725.78, 234,228.99 and 94,274.28 is: 130,102.62
Step by Step Solution
- Step 1: Write the proportion equation
169,725.78 : 234,228.99 = 94,274.28 : x - Step 2: Convert to fraction form
169,725.78/234,228.99 = 94,274.28/x - Step 3: Cross multiply
169,725.78x = 234,228.99 × 94,274.28 - Step 4: Simplify right side
169,725.78x = 22,081,769,387.38 - Step 5: Solve for x
x = 22,081,769,387.38/169,725.78 - Step 6: Final answer
x = 130,102.62
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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.