Finding the Fourth Proportional to 164,412.36, 246,472.74 and 80,125.38
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Solution
The fourth proportional to 164,412.36, 246,472.74 and 80,125.38 is: 120,117.02
Step by Step Solution
- Step 1: Write the proportion equation
164,412.36 : 246,472.74 = 80,125.38 : x - Step 2: Convert to fraction form
164,412.36/246,472.74 = 80,125.38/x - Step 3: Cross multiply
164,412.36x = 246,472.74 × 80,125.38 - Step 4: Simplify right side
164,412.36x = 19,748,721,952.14 - Step 5: Solve for x
x = 19,748,721,952.14/164,412.36 - Step 6: Final answer
x = 120,117.02
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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.