Finding the Fourth Proportional to 68,860.26, 103,204.08 and 29,371.14
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Solution
The fourth proportional to 68,860.26, 103,204.08 and 29,371.14 is: 44,019.90
Step by Step Solution
- Step 1: Write the proportion equation
68,860.26 : 103,204.08 = 29,371.14 : x - Step 2: Convert to fraction form
68,860.26/103,204.08 = 29,371.14/x - Step 3: Cross multiply
68,860.26x = 103,204.08 × 29,371.14 - Step 4: Simplify right side
68,860.26x = 3,031,221,482.25 - Step 5: Solve for x
x = 3,031,221,482.25/68,860.26 - Step 6: Final answer
x = 44,019.90
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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.