Finding the Fourth Proportional to 163,073.80, 244,610.70 and 100,865.80
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Solution
The fourth proportional to 163,073.80, 244,610.70 and 100,865.80 is: 151,298.70
Step by Step Solution
- Step 1: Write the proportion equation
163,073.80 : 244,610.70 = 100,865.80 : x - Step 2: Convert to fraction form
163,073.80/244,610.70 = 100,865.80/x - Step 3: Cross multiply
163,073.80x = 244,610.70 × 100,865.80 - Step 4: Simplify right side
163,073.80x = 24,672,853,944.06 - Step 5: Solve for x
x = 24,672,853,944.06/163,073.80 - Step 6: Final answer
x = 151,298.70
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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.