Finding the Fourth Proportional to 170,363.05, 235,101.33 and 102,381.06
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Solution
The fourth proportional to 170,363.05, 235,101.33 and 102,381.06 is: 141,286.06
Step by Step Solution
- Step 1: Write the proportion equation
170,363.05 : 235,101.33 = 102,381.06 : x - Step 2: Convert to fraction form
170,363.05/235,101.33 = 102,381.06/x - Step 3: Cross multiply
170,363.05x = 235,101.33 × 102,381.06 - Step 4: Simplify right side
170,363.05x = 24,069,923,372.81 - Step 5: Solve for x
x = 24,069,923,372.81/170,363.05 - Step 6: Final answer
x = 141,286.06
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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.