Finding the Fourth Proportional to 84,193.17, 116,202.66 and 51,938.55
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Solution
The fourth proportional to 84,193.17, 116,202.66 and 51,938.55 is: 71,685.12
Step by Step Solution
- Step 1: Write the proportion equation
84,193.17 : 116,202.66 = 51,938.55 : x - Step 2: Convert to fraction form
84,193.17/116,202.66 = 51,938.55/x - Step 3: Cross multiply
84,193.17x = 116,202.66 × 51,938.55 - Step 4: Simplify right side
84,193.17x = 6,035,397,666.54 - Step 5: Solve for x
x = 6,035,397,666.54/84,193.17 - Step 6: Final answer
x = 71,685.12
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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.