Finding the Fourth Proportional to 121,908.04, 182,860.14 and 88,837.96
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Solution
The fourth proportional to 121,908.04, 182,860.14 and 88,837.96 is: 133,255.54
Step by Step Solution
- Step 1: Write the proportion equation
121,908.04 : 182,860.14 = 88,837.96 : x - Step 2: Convert to fraction form
121,908.04/182,860.14 = 88,837.96/x - Step 3: Cross multiply
121,908.04x = 182,860.14 × 88,837.96 - Step 4: Simplify right side
121,908.04x = 16,244,921,802.91 - Step 5: Solve for x
x = 16,244,921,802.91/121,908.04 - Step 6: Final answer
x = 133,255.54
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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.