Finding the Fourth Proportional to 186,072.48, 256,875.36 and 125,961.12
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Solution
The fourth proportional to 186,072.48, 256,875.36 and 125,961.12 is: 173,890.88
Step by Step Solution
- Step 1: Write the proportion equation
186,072.48 : 256,875.36 = 125,961.12 : x - Step 2: Convert to fraction form
186,072.48/256,875.36 = 125,961.12/x - Step 3: Cross multiply
186,072.48x = 256,875.36 × 125,961.12 - Step 4: Simplify right side
186,072.48x = 32,356,308,046.00 - Step 5: Solve for x
x = 32,356,308,046.00/186,072.48 - Step 6: Final answer
x = 173,890.88
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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.