Finding the Fourth Proportional to 134,789.40, 202,138.92 and 44,811.36
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Solution
The fourth proportional to 134,789.40, 202,138.92 and 44,811.36 is: 67,202.02
Step by Step Solution
- Step 1: Write the proportion equation
134,789.40 : 202,138.92 = 44,811.36 : x - Step 2: Convert to fraction form
134,789.40/202,138.92 = 44,811.36/x - Step 3: Cross multiply
134,789.40x = 202,138.92 × 44,811.36 - Step 4: Simplify right side
134,789.40x = 9,058,119,914.13 - Step 5: Solve for x
x = 9,058,119,914.13/134,789.40 - Step 6: Final answer
x = 67,202.02
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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.