Finding the Fourth Proportional to 83,494.28, 115,374.69 and 60,793.74
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Solution
The fourth proportional to 83,494.28, 115,374.69 and 60,793.74 is: 84,006.46
Step by Step Solution
- Step 1: Write the proportion equation
83,494.28 : 115,374.69 = 60,793.74 : x - Step 2: Convert to fraction form
83,494.28/115,374.69 = 60,793.74/x - Step 3: Cross multiply
83,494.28x = 115,374.69 × 60,793.74 - Step 4: Simplify right side
83,494.28x = 7,014,058,906.44 - Step 5: Solve for x
x = 7,014,058,906.44/83,494.28 - Step 6: Final answer
x = 84,006.46
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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.