Finding the Fourth Proportional to 162,990.34, 244,438.08 and 63,128.26
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Solution
The fourth proportional to 162,990.34, 244,438.08 and 63,128.26 is: 94,674.02
Step by Step Solution
- Step 1: Write the proportion equation
162,990.34 : 244,438.08 = 63,128.26 : x - Step 2: Convert to fraction form
162,990.34/244,438.08 = 63,128.26/x - Step 3: Cross multiply
162,990.34x = 244,438.08 × 63,128.26 - Step 4: Simplify right side
162,990.34x = 15,430,950,668.14 - Step 5: Solve for x
x = 15,430,950,668.14/162,990.34 - Step 6: Final answer
x = 94,674.02
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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.