Finding the Fourth Proportional to 134,152.84, 201,205.79 and 39,381.48
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Solution
The fourth proportional to 134,152.84, 201,205.79 and 39,381.48 is: 59,065.33
Step by Step Solution
- Step 1: Write the proportion equation
134,152.84 : 201,205.79 = 39,381.48 : x - Step 2: Convert to fraction form
134,152.84/201,205.79 = 39,381.48/x - Step 3: Cross multiply
134,152.84x = 201,205.79 × 39,381.48 - Step 4: Simplify right side
134,152.84x = 7,923,781,794.77 - Step 5: Solve for x
x = 7,923,781,794.77/134,152.84 - Step 6: Final answer
x = 59,065.33
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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.