Finding the Fourth Proportional to 227,039.44, 313,465.41 and 141,126.79
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Solution
The fourth proportional to 227,039.44, 313,465.41 and 141,126.79 is: 194,848.82
Step by Step Solution
- Step 1: Write the proportion equation
227,039.44 : 313,465.41 = 141,126.79 : x - Step 2: Convert to fraction form
227,039.44/313,465.41 = 141,126.79/x - Step 3: Cross multiply
227,039.44x = 313,465.41 × 141,126.79 - Step 4: Simplify right side
227,039.44x = 44,238,367,089.33 - Step 5: Solve for x
x = 44,238,367,089.33/227,039.44 - Step 6: Final answer
x = 194,848.82
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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.