Finding the Fourth Proportional to 75,071.50, 103,599.98 and 41,083.00
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Solution
The fourth proportional to 75,071.50, 103,599.98 and 41,083.00 is: 56,695.26
Step by Step Solution
- Step 1: Write the proportion equation
75,071.50 : 103,599.98 = 41,083.00 : x - Step 2: Convert to fraction form
75,071.50/103,599.98 = 41,083.00/x - Step 3: Cross multiply
75,071.50x = 103,599.98 × 41,083.00 - Step 4: Simplify right side
75,071.50x = 4,256,197,822.05 - Step 5: Solve for x
x = 4,256,197,822.05/75,071.50 - Step 6: Final answer
x = 56,695.26
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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.