Finding the Fourth Proportional to 84,280.74, 116,307.42 and 46,554.99
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Solution
The fourth proportional to 84,280.74, 116,307.42 and 46,554.99 is: 64,245.89
Step by Step Solution
- Step 1: Write the proportion equation
84,280.74 : 116,307.42 = 46,554.99 : x - Step 2: Convert to fraction form
84,280.74/116,307.42 = 46,554.99/x - Step 3: Cross multiply
84,280.74x = 116,307.42 × 46,554.99 - Step 4: Simplify right side
84,280.74x = 5,414,690,775.03 - Step 5: Solve for x
x = 5,414,690,775.03/84,280.74 - Step 6: Final answer
x = 64,245.89
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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.