Finding the Fourth Proportional to 84,169.17, 116,655.09 and 82,594.53
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Solution
The fourth proportional to 84,169.17, 116,655.09 and 82,594.53 is: 114,472.70
Step by Step Solution
- Step 1: Write the proportion equation
84,169.17 : 116,655.09 = 82,594.53 : x - Step 2: Convert to fraction form
84,169.17/116,655.09 = 82,594.53/x - Step 3: Cross multiply
84,169.17x = 116,655.09 × 82,594.53 - Step 4: Simplify right side
84,169.17x = 9,635,072,330.66 - Step 5: Solve for x
x = 9,635,072,330.66/84,169.17 - Step 6: Final answer
x = 114,472.70
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.