Finding the Fourth Proportional to 99,365.02, 149,047.62 and 40,201.19
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Solution
The fourth proportional to 99,365.02, 149,047.62 and 40,201.19 is: 60,301.82
Step by Step Solution
- Step 1: Write the proportion equation
99,365.02 : 149,047.62 = 40,201.19 : x - Step 2: Convert to fraction form
99,365.02/149,047.62 = 40,201.19/x - Step 3: Cross multiply
99,365.02x = 149,047.62 × 40,201.19 - Step 4: Simplify right side
99,365.02x = 5,991,891,690.67 - Step 5: Solve for x
x = 5,991,891,690.67/99,365.02 - Step 6: Final answer
x = 60,301.82
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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.