Finding the Fourth Proportional to 159,489.39, 239,225.45 and 48,672.75
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Solution
The fourth proportional to 159,489.39, 239,225.45 and 48,672.75 is: 73,006.49
Step by Step Solution
- Step 1: Write the proportion equation
159,489.39 : 239,225.45 = 48,672.75 : x - Step 2: Convert to fraction form
159,489.39/239,225.45 = 48,672.75/x - Step 3: Cross multiply
159,489.39x = 239,225.45 × 48,672.75 - Step 4: Simplify right side
159,489.39x = 11,643,760,278.12 - Step 5: Solve for x
x = 11,643,760,278.12/159,489.39 - Step 6: Final answer
x = 73,006.49
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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.