Finding the Fourth Proportional to 83,893.36, 125,813.32 and 27,722.96
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Solution
The fourth proportional to 83,893.36, 125,813.32 and 27,722.96 is: 41,575.61
Step by Step Solution
- Step 1: Write the proportion equation
83,893.36 : 125,813.32 = 27,722.96 : x - Step 2: Convert to fraction form
83,893.36/125,813.32 = 27,722.96/x - Step 3: Cross multiply
83,893.36x = 125,813.32 × 27,722.96 - Step 4: Simplify right side
83,893.36x = 3,487,917,637.83 - Step 5: Solve for x
x = 3,487,917,637.83/83,893.36 - Step 6: Final answer
x = 41,575.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.