Finding the Fourth Proportional to 237,297.12, 327,465.65 and 129,864.99
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Solution
The fourth proportional to 237,297.12, 327,465.65 and 129,864.99 is: 179,211.29
Step by Step Solution
- Step 1: Write the proportion equation
237,297.12 : 327,465.65 = 129,864.99 : x - Step 2: Convert to fraction form
237,297.12/327,465.65 = 129,864.99/x - Step 3: Cross multiply
237,297.12x = 327,465.65 × 129,864.99 - Step 4: Simplify right side
237,297.12x = 42,526,322,713.27 - Step 5: Solve for x
x = 42,526,322,713.27/237,297.12 - Step 6: Final answer
x = 179,211.29
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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.