Finding the Fourth Proportional to 107,612.12, 148,502.50 and 59,864.44
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Solution
The fourth proportional to 107,612.12, 148,502.50 and 59,864.44 is: 82,611.69
Step by Step Solution
- Step 1: Write the proportion equation
107,612.12 : 148,502.50 = 59,864.44 : x - Step 2: Convert to fraction form
107,612.12/148,502.50 = 59,864.44/x - Step 3: Cross multiply
107,612.12x = 148,502.50 × 59,864.44 - Step 4: Simplify right side
107,612.12x = 8,890,019,001.10 - Step 5: Solve for x
x = 8,890,019,001.10/107,612.12 - Step 6: Final answer
x = 82,611.69
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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.