Finding the Fourth Proportional to 99,567.11, 149,345.80 and 37,232.75
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Solution
The fourth proportional to 99,567.11, 149,345.80 and 37,232.75 is: 55,847.31
Step by Step Solution
- Step 1: Write the proportion equation
99,567.11 : 149,345.80 = 37,232.75 : x - Step 2: Convert to fraction form
99,567.11/149,345.80 = 37,232.75/x - Step 3: Cross multiply
99,567.11x = 149,345.80 × 37,232.75 - Step 4: Simplify right side
99,567.11x = 5,560,554,834.95 - Step 5: Solve for x
x = 5,560,554,834.95/99,567.11 - Step 6: Final answer
x = 55,847.31
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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.