Finding the Fourth Proportional to 99,295.17, 149,048.87 and 40,169.49
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Solution
The fourth proportional to 99,295.17, 149,048.87 and 40,169.49 is: 60,297.16
Step by Step Solution
- Step 1: Write the proportion equation
99,295.17 : 149,048.87 = 40,169.49 : x - Step 2: Convert to fraction form
99,295.17/149,048.87 = 40,169.49/x - Step 3: Cross multiply
99,295.17x = 149,048.87 × 40,169.49 - Step 4: Simplify right side
99,295.17x = 5,987,216,892.13 - Step 5: Solve for x
x = 5,987,216,892.13/99,295.17 - Step 6: Final answer
x = 60,297.16
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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.