Finding the Fourth Proportional to 84,007.71, 126,036.18 and 24,844.95
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Solution
The fourth proportional to 84,007.71, 126,036.18 and 24,844.95 is: 37,274.70
Step by Step Solution
- Step 1: Write the proportion equation
84,007.71 : 126,036.18 = 24,844.95 : x - Step 2: Convert to fraction form
84,007.71/126,036.18 = 24,844.95/x - Step 3: Cross multiply
84,007.71x = 126,036.18 × 24,844.95 - Step 4: Simplify right side
84,007.71x = 3,131,362,590.29 - Step 5: Solve for x
x = 3,131,362,590.29/84,007.71 - Step 6: Final answer
x = 37,274.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.