Finding the Fourth Proportional to 125,337.30, 187,995.99 and 50,404.62
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Solution
The fourth proportional to 125,337.30, 187,995.99 and 50,404.62 is: 75,602.92
Step by Step Solution
- Step 1: Write the proportion equation
125,337.30 : 187,995.99 = 50,404.62 : x - Step 2: Convert to fraction form
125,337.30/187,995.99 = 50,404.62/x - Step 3: Cross multiply
125,337.30x = 187,995.99 × 50,404.62 - Step 4: Simplify right side
125,337.30x = 9,475,866,437.47 - Step 5: Solve for x
x = 9,475,866,437.47/125,337.30 - Step 6: Final answer
x = 75,602.92
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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.