Finding the Fourth Proportional to 125,644.55, 188,475.99 and 46,758.75
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Solution
The fourth proportional to 125,644.55, 188,475.99 and 46,758.75 is: 70,141.54
Step by Step Solution
- Step 1: Write the proportion equation
125,644.55 : 188,475.99 = 46,758.75 : x - Step 2: Convert to fraction form
125,644.55/188,475.99 = 46,758.75/x - Step 3: Cross multiply
125,644.55x = 188,475.99 × 46,758.75 - Step 4: Simplify right side
125,644.55x = 8,812,901,697.41 - Step 5: Solve for x
x = 8,812,901,697.41/125,644.55 - Step 6: Final answer
x = 70,141.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.