Finding the Fourth Proportional to 125,335.30, 187,992.99 and 50,402.62
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Solution
The fourth proportional to 125,335.30, 187,992.99 and 50,402.62 is: 75,599.92
Step by Step Solution
- Step 1: Write the proportion equation
125,335.30 : 187,992.99 = 50,402.62 : x - Step 2: Convert to fraction form
125,335.30/187,992.99 = 50,402.62/x - Step 3: Cross multiply
125,335.30x = 187,992.99 × 50,402.62 - Step 4: Simplify right side
125,335.30x = 9,475,339,237.63 - Step 5: Solve for x
x = 9,475,339,237.63/125,335.30 - Step 6: Final answer
x = 75,599.92
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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.