Finding the Fourth Proportional to 121,637.73, 182,474.07 and 37,404.99
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Solution
The fourth proportional to 121,637.73, 182,474.07 and 37,404.99 is: 56,112.86
Step by Step Solution
- Step 1: Write the proportion equation
121,637.73 : 182,474.07 = 37,404.99 : x - Step 2: Convert to fraction form
121,637.73/182,474.07 = 37,404.99/x - Step 3: Cross multiply
121,637.73x = 182,474.07 × 37,404.99 - Step 4: Simplify right side
121,637.73x = 6,825,440,763.61 - Step 5: Solve for x
x = 6,825,440,763.61/121,637.73 - Step 6: Final answer
x = 56,112.86
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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.