Finding the Fourth Proportional to 237,397.24, 327,612.30 and 129,965.56
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Solution
The fourth proportional to 237,397.24, 327,612.30 and 129,965.56 is: 179,354.72
Step by Step Solution
- Step 1: Write the proportion equation
237,397.24 : 327,612.30 = 129,965.56 : x - Step 2: Convert to fraction form
237,397.24/327,612.30 = 129,965.56/x - Step 3: Cross multiply
237,397.24x = 327,612.30 × 129,965.56 - Step 4: Simplify right side
237,397.24x = 42,578,316,032.39 - Step 5: Solve for x
x = 42,578,316,032.39/237,397.24 - Step 6: Final answer
x = 179,354.72
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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.