Finding the Fourth Proportional to 61,345.41, 91,870.42 and 41,563.99
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Solution
The fourth proportional to 61,345.41, 91,870.42 and 41,563.99 is: 62,245.92
Step by Step Solution
- Step 1: Write the proportion equation
61,345.41 : 91,870.42 = 41,563.99 : x - Step 2: Convert to fraction form
61,345.41/91,870.42 = 41,563.99/x - Step 3: Cross multiply
61,345.41x = 91,870.42 × 41,563.99 - Step 4: Simplify right side
61,345.41x = 3,818,501,218.18 - Step 5: Solve for x
x = 3,818,501,218.18/61,345.41 - Step 6: Final answer
x = 62,245.92
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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.