Finding the Fourth Proportional to 103,673.62, 155,261.26 and 59,165.43
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Solution
The fourth proportional to 103,673.62, 155,261.26 and 59,165.43 is: 88,605.95
Step by Step Solution
- Step 1: Write the proportion equation
103,673.62 : 155,261.26 = 59,165.43 : x - Step 2: Convert to fraction form
103,673.62/155,261.26 = 59,165.43/x - Step 3: Cross multiply
103,673.62x = 155,261.26 × 59,165.43 - Step 4: Simplify right side
103,673.62x = 9,186,099,210.24 - Step 5: Solve for x
x = 9,186,099,210.24/103,673.62 - Step 6: Final answer
x = 88,605.95
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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.