Finding the Fourth Proportional to 134,965.21, 202,023.28 and 92,597.56
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Solution
The fourth proportional to 134,965.21, 202,023.28 and 92,597.56 is: 138,605.07
Step by Step Solution
- Step 1: Write the proportion equation
134,965.21 : 202,023.28 = 92,597.56 : x - Step 2: Convert to fraction form
134,965.21/202,023.28 = 92,597.56/x - Step 3: Cross multiply
134,965.21x = 202,023.28 × 92,597.56 - Step 4: Simplify right side
134,965.21x = 18,706,862,791.20 - Step 5: Solve for x
x = 18,706,862,791.20/134,965.21 - Step 6: Final answer
x = 138,605.07
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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.