Finding the Fourth Proportional to 146,398.08, 201,253.68 and 125,905.20
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Solution
The fourth proportional to 146,398.08, 201,253.68 and 125,905.20 is: 173,082.08
Step by Step Solution
- Step 1: Write the proportion equation
146,398.08 : 201,253.68 = 125,905.20 : x - Step 2: Convert to fraction form
146,398.08/201,253.68 = 125,905.20/x - Step 3: Cross multiply
146,398.08x = 201,253.68 × 125,905.20 - Step 4: Simplify right side
146,398.08x = 25,338,884,831.14 - Step 5: Solve for x
x = 25,338,884,831.14/146,398.08 - Step 6: Final answer
x = 173,082.08
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.