Finding the Fourth Proportional to 106,010.48, 159,014.90 and 27,124.58
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Solution
The fourth proportional to 106,010.48, 159,014.90 and 27,124.58 is: 40,686.66
Step by Step Solution
- Step 1: Write the proportion equation
106,010.48 : 159,014.90 = 27,124.58 : x - Step 2: Convert to fraction form
106,010.48/159,014.90 = 27,124.58/x - Step 3: Cross multiply
106,010.48x = 159,014.90 × 27,124.58 - Step 4: Simplify right side
106,010.48x = 4,313,212,376.24 - Step 5: Solve for x
x = 4,313,212,376.24/106,010.48 - Step 6: Final answer
x = 40,686.66
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1.5x scale
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.