Finding the Fourth Proportional to 134,376.57, 201,440.07 and 59,456.70
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Solution
The fourth proportional to 134,376.57, 201,440.07 and 59,456.70 is: 89,129.84
Step by Step Solution
- Step 1: Write the proportion equation
134,376.57 : 201,440.07 = 59,456.70 : x - Step 2: Convert to fraction form
134,376.57/201,440.07 = 59,456.70/x - Step 3: Cross multiply
134,376.57x = 201,440.07 × 59,456.70 - Step 4: Simplify right side
134,376.57x = 11,976,961,809.97 - Step 5: Solve for x
x = 11,976,961,809.97/134,376.57 - Step 6: Final answer
x = 89,129.84
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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.