Finding the Fourth Proportional to 240,159.36, 331,391.19 and 132,714.79
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Solution
The fourth proportional to 240,159.36, 331,391.19 and 132,714.79 is: 183,130.54
Step by Step Solution
- Step 1: Write the proportion equation
240,159.36 : 331,391.19 = 132,714.79 : x - Step 2: Convert to fraction form
240,159.36/331,391.19 = 132,714.79/x - Step 3: Cross multiply
240,159.36x = 331,391.19 × 132,714.79 - Step 4: Simplify right side
240,159.36x = 43,980,512,188.70 - Step 5: Solve for x
x = 43,980,512,188.70/240,159.36 - Step 6: Final answer
x = 183,130.54
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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.