Finding the Fourth Proportional to 239,680.84, 359,471.84 and 113,267.40
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Solution
The fourth proportional to 239,680.84, 359,471.84 and 113,267.40 is: 169,877.75
Step by Step Solution
- Step 1: Write the proportion equation
239,680.84 : 359,471.84 = 113,267.40 : x - Step 2: Convert to fraction form
239,680.84/359,471.84 = 113,267.40/x - Step 3: Cross multiply
239,680.84x = 359,471.84 × 113,267.40 - Step 4: Simplify right side
239,680.84x = 40,716,440,690.02 - Step 5: Solve for x
x = 40,716,440,690.02/239,680.84 - Step 6: Final answer
x = 169,877.75
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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.