Finding the Fourth Proportional to 157,236.84, 235,863.36 and 44,908.20
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Solution
The fourth proportional to 157,236.84, 235,863.36 and 44,908.20 is: 67,364.61
Step by Step Solution
- Step 1: Write the proportion equation
157,236.84 : 235,863.36 = 44,908.20 : x - Step 2: Convert to fraction form
157,236.84/235,863.36 = 44,908.20/x - Step 3: Cross multiply
157,236.84x = 235,863.36 × 44,908.20 - Step 4: Simplify right side
157,236.84x = 10,592,198,943.55 - Step 5: Solve for x
x = 10,592,198,943.55/157,236.84 - Step 6: Final answer
x = 67,364.61
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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.