Finding the Fourth Proportional to 71,461.08, 107,175.97 and 29,299.67
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Solution
The fourth proportional to 71,461.08, 107,175.97 and 29,299.67 is: 43,943.09
Step by Step Solution
- Step 1: Write the proportion equation
71,461.08 : 107,175.97 = 29,299.67 : x - Step 2: Convert to fraction form
71,461.08/107,175.97 = 29,299.67/x - Step 3: Cross multiply
71,461.08x = 107,175.97 × 29,299.67 - Step 4: Simplify right side
71,461.08x = 3,140,220,455.58 - Step 5: Solve for x
x = 3,140,220,455.58/71,461.08 - Step 6: Final answer
x = 43,943.09
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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.