Finding the Fourth Proportional to 159,926.56, 239,584.56 and 89,593.12
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Solution
The fourth proportional to 159,926.56, 239,584.56 and 89,593.12 is: 134,218.66
Step by Step Solution
- Step 1: Write the proportion equation
159,926.56 : 239,584.56 = 89,593.12 : x - Step 2: Convert to fraction form
159,926.56/239,584.56 = 89,593.12/x - Step 3: Cross multiply
159,926.56x = 239,584.56 × 89,593.12 - Step 4: Simplify right side
159,926.56x = 21,465,128,234.23 - Step 5: Solve for x
x = 21,465,128,234.23/159,926.56 - Step 6: Final answer
x = 134,218.66
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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.