Finding the Fourth Proportional to 125,226.52, 187,913.49 and 46,395.70
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Solution
The fourth proportional to 125,226.52, 187,913.49 and 46,395.70 is: 69,620.86
Step by Step Solution
- Step 1: Write the proportion equation
125,226.52 : 187,913.49 = 46,395.70 : x - Step 2: Convert to fraction form
125,226.52/187,913.49 = 46,395.70/x - Step 3: Cross multiply
125,226.52x = 187,913.49 × 46,395.70 - Step 4: Simplify right side
125,226.52x = 8,718,377,907.99 - Step 5: Solve for x
x = 8,718,377,907.99/125,226.52 - Step 6: Final answer
x = 69,620.86
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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.