Finding the Fourth Proportional to 202,323.70, 303,291.15 and 157,320.10
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Solution
The fourth proportional to 202,323.70, 303,291.15 and 157,320.10 is: 235,828.99
Step by Step Solution
- Step 1: Write the proportion equation
202,323.70 : 303,291.15 = 157,320.10 : x - Step 2: Convert to fraction form
202,323.70/303,291.15 = 157,320.10/x - Step 3: Cross multiply
202,323.70x = 303,291.15 × 157,320.10 - Step 4: Simplify right side
202,323.70x = 47,713,794,047.12 - Step 5: Solve for x
x = 47,713,794,047.12/202,323.70 - Step 6: Final answer
x = 235,828.99
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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.