Finding the Fourth Proportional to 97,425.97, 134,433.42 and 59,165.62
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Solution
The fourth proportional to 97,425.97, 134,433.42 and 59,165.62 is: 81,639.80
Step by Step Solution
- Step 1: Write the proportion equation
97,425.97 : 134,433.42 = 59,165.62 : x - Step 2: Convert to fraction form
97,425.97/134,433.42 = 59,165.62/x - Step 3: Cross multiply
97,425.97x = 134,433.42 × 59,165.62 - Step 4: Simplify right side
97,425.97x = 7,953,836,643.02 - Step 5: Solve for x
x = 7,953,836,643.02/97,425.97 - Step 6: Final answer
x = 81,639.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.