Finding the Fourth Proportional to 134,476.61, 201,746.50 and 75,353.09
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Solution
The fourth proportional to 134,476.61, 201,746.50 and 75,353.09 is: 113,047.33
Step by Step Solution
- Step 1: Write the proportion equation
134,476.61 : 201,746.50 = 75,353.09 : x - Step 2: Convert to fraction form
134,476.61/201,746.50 = 75,353.09/x - Step 3: Cross multiply
134,476.61x = 201,746.50 × 75,353.09 - Step 4: Simplify right side
134,476.61x = 15,202,220,974.57 - Step 5: Solve for x
x = 15,202,220,974.57/134,476.61 - Step 6: Final answer
x = 113,047.33
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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.