Finding the Fourth Proportional to 75,325.44, 103,948.82 and 41,334.49
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Solution
The fourth proportional to 75,325.44, 103,948.82 and 41,334.49 is: 57,041.44
Step by Step Solution
- Step 1: Write the proportion equation
75,325.44 : 103,948.82 = 41,334.49 : x - Step 2: Convert to fraction form
75,325.44/103,948.82 = 41,334.49/x - Step 3: Cross multiply
75,325.44x = 103,948.82 × 41,334.49 - Step 4: Simplify right side
75,325.44x = 4,296,671,254.13 - Step 5: Solve for x
x = 4,296,671,254.13/75,325.44 - Step 6: Final answer
x = 57,041.44
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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.