Finding the Fourth Proportional to 265,677.03, 398,517.35 and 97,128.02
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Solution
The fourth proportional to 265,677.03, 398,517.35 and 97,128.02 is: 145,692.69
Step by Step Solution
- Step 1: Write the proportion equation
265,677.03 : 398,517.35 = 97,128.02 : x - Step 2: Convert to fraction form
265,677.03/398,517.35 = 97,128.02/x - Step 3: Cross multiply
265,677.03x = 398,517.35 × 97,128.02 - Step 4: Simplify right side
265,677.03x = 38,707,201,651.80 - Step 5: Solve for x
x = 38,707,201,651.80/265,677.03 - Step 6: Final answer
x = 145,692.69
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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.