Finding the Fourth Proportional to 157,004.18, 235,508.97 and 44,687.28
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Solution
The fourth proportional to 157,004.18, 235,508.97 and 44,687.28 is: 67,031.69
Step by Step Solution
- Step 1: Write the proportion equation
157,004.18 : 235,508.97 = 44,687.28 : x - Step 2: Convert to fraction form
157,004.18/235,508.97 = 44,687.28/x - Step 3: Cross multiply
157,004.18x = 235,508.97 × 44,687.28 - Step 4: Simplify right side
157,004.18x = 10,524,255,284.90 - Step 5: Solve for x
x = 10,524,255,284.90/157,004.18 - Step 6: Final answer
x = 67,031.69
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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.