Finding the Fourth Proportional to 237,278.76, 327,444.69 and 129,848.79
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Solution
The fourth proportional to 237,278.76, 327,444.69 and 129,848.79 is: 179,191.33
Step by Step Solution
- Step 1: Write the proportion equation
237,278.76 : 327,444.69 = 129,848.79 : x - Step 2: Convert to fraction form
237,278.76/327,444.69 = 129,848.79/x - Step 3: Cross multiply
237,278.76x = 327,444.69 × 129,848.79 - Step 4: Simplify right side
237,278.76x = 42,518,296,788.43 - Step 5: Solve for x
x = 42,518,296,788.43/237,278.76 - Step 6: Final answer
x = 179,191.33
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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.