Finding the Fourth Proportional to 98,937.35, 148,406.02 and 27,859.96
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Solution
The fourth proportional to 98,937.35, 148,406.02 and 27,859.96 is: 41,789.94
Step by Step Solution
- Step 1: Write the proportion equation
98,937.35 : 148,406.02 = 27,859.96 : x - Step 2: Convert to fraction form
98,937.35/148,406.02 = 27,859.96/x - Step 3: Cross multiply
98,937.35x = 148,406.02 × 27,859.96 - Step 4: Simplify right side
98,937.35x = 4,134,585,780.96 - Step 5: Solve for x
x = 4,134,585,780.96/98,937.35 - Step 6: Final answer
x = 41,789.94
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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.