Finding the Fourth Proportional to 135,094.07, 202,676.12 and 71,862.12
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Solution
The fourth proportional to 135,094.07, 202,676.12 and 71,862.12 is: 107,811.81
Step by Step Solution
- Step 1: Write the proportion equation
135,094.07 : 202,676.12 = 71,862.12 : x - Step 2: Convert to fraction form
135,094.07/202,676.12 = 71,862.12/x - Step 3: Cross multiply
135,094.07x = 202,676.12 × 71,862.12 - Step 4: Simplify right side
135,094.07x = 14,564,735,656.57 - Step 5: Solve for x
x = 14,564,735,656.57/135,094.07 - Step 6: Final answer
x = 107,811.81
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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.