Finding the Fourth Proportional to 84,262.62, 116,246.28 and 48,445.02
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Solution
The fourth proportional to 84,262.62, 116,246.28 and 48,445.02 is: 66,833.35
Step by Step Solution
- Step 1: Write the proportion equation
84,262.62 : 116,246.28 = 48,445.02 : x - Step 2: Convert to fraction form
84,262.62/116,246.28 = 48,445.02/x - Step 3: Cross multiply
84,262.62x = 116,246.28 × 48,445.02 - Step 4: Simplify right side
84,262.62x = 5,631,553,359.53 - Step 5: Solve for x
x = 5,631,553,359.53/84,262.62 - Step 6: Final answer
x = 66,833.35
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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.