Finding the Fourth Proportional to 162,252.99, 223,763.67 and 135,118.92
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Solution
The fourth proportional to 162,252.99, 223,763.67 and 135,118.92 is: 186,342.98
Step by Step Solution
- Step 1: Write the proportion equation
162,252.99 : 223,763.67 = 135,118.92 : x - Step 2: Convert to fraction form
162,252.99/223,763.67 = 135,118.92/x - Step 3: Cross multiply
162,252.99x = 223,763.67 × 135,118.92 - Step 4: Simplify right side
162,252.99x = 30,234,706,264.75 - Step 5: Solve for x
x = 30,234,706,264.75/162,252.99 - Step 6: Final answer
x = 186,342.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.