Finding the Fourth Proportional to 237,309.31, 327,470.39 and 135,339.08
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Solution
The fourth proportional to 237,309.31, 327,470.39 and 135,339.08 is: 186,758.55
Step by Step Solution
- Step 1: Write the proportion equation
237,309.31 : 327,470.39 = 135,339.08 : x - Step 2: Convert to fraction form
237,309.31/327,470.39 = 135,339.08/x - Step 3: Cross multiply
237,309.31x = 327,470.39 × 135,339.08 - Step 4: Simplify right side
237,309.31x = 44,319,541,309.84 - Step 5: Solve for x
x = 44,319,541,309.84/237,309.31 - Step 6: Final answer
x = 186,758.55
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1.5x scale
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.