Finding the Fourth Proportional to 76,258.92, 114,403.68 and 26,340.84
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Solution
The fourth proportional to 76,258.92, 114,403.68 and 26,340.84 is: 39,516.54
Step by Step Solution
- Step 1: Write the proportion equation
76,258.92 : 114,403.68 = 26,340.84 : x - Step 2: Convert to fraction form
76,258.92/114,403.68 = 26,340.84/x - Step 3: Cross multiply
76,258.92x = 114,403.68 × 26,340.84 - Step 4: Simplify right side
76,258.92x = 3,013,489,030.29 - Step 5: Solve for x
x = 3,013,489,030.29/76,258.92 - Step 6: Final answer
x = 39,516.54
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1.5x scale
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.