Finding the Fourth Proportional to 159,548.10, 239,062.95 and 100,277.70
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Solution
The fourth proportional to 159,548.10, 239,062.95 and 100,277.70 is: 150,253.64
Step by Step Solution
- Step 1: Write the proportion equation
159,548.10 : 239,062.95 = 100,277.70 : x - Step 2: Convert to fraction form
159,548.10/239,062.95 = 100,277.70/x - Step 3: Cross multiply
159,548.10x = 239,062.95 × 100,277.70 - Step 4: Simplify right side
159,548.10x = 23,972,682,781.22 - Step 5: Solve for x
x = 23,972,682,781.22/159,548.10 - Step 6: Final answer
x = 150,253.64
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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.