Finding the Fourth Proportional to 243,866.53, 365,834.84 and 75,399.99
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Solution
The fourth proportional to 243,866.53, 365,834.84 and 75,399.99 is: 113,110.82
Step by Step Solution
- Step 1: Write the proportion equation
243,866.53 : 365,834.84 = 75,399.99 : x - Step 2: Convert to fraction form
243,866.53/365,834.84 = 75,399.99/x - Step 3: Cross multiply
243,866.53x = 365,834.84 × 75,399.99 - Step 4: Simplify right side
243,866.53x = 27,583,943,277.65 - Step 5: Solve for x
x = 27,583,943,277.65/243,866.53 - Step 6: Final answer
x = 113,110.82
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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.