Finding the Fourth Proportional to 110,542.77, 152,505.72 and 68,027.49
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Solution
The fourth proportional to 110,542.77, 152,505.72 and 68,027.49 is: 93,851.29
Step by Step Solution
- Step 1: Write the proportion equation
110,542.77 : 152,505.72 = 68,027.49 : x - Step 2: Convert to fraction form
110,542.77/152,505.72 = 68,027.49/x - Step 3: Cross multiply
110,542.77x = 152,505.72 × 68,027.49 - Step 4: Simplify right side
110,542.77x = 10,374,581,342.24 - Step 5: Solve for x
x = 10,374,581,342.24/110,542.77 - Step 6: Final answer
x = 93,851.29
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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.