Finding the Fourth Proportional to 84,032.73, 115,963.68 and 45,792.62
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Solution
The fourth proportional to 84,032.73, 115,963.68 and 45,792.62 is: 63,193.00
Step by Step Solution
- Step 1: Write the proportion equation
84,032.73 : 115,963.68 = 45,792.62 : x - Step 2: Convert to fraction form
84,032.73/115,963.68 = 45,792.62/x - Step 3: Cross multiply
84,032.73x = 115,963.68 × 45,792.62 - Step 4: Simplify right side
84,032.73x = 5,310,280,152.22 - Step 5: Solve for x
x = 5,310,280,152.22/84,032.73 - Step 6: Final answer
x = 63,193.00
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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.