Finding the Fourth Proportional to 75,097.94, 103,634.64 and 43,266.15
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Solution
The fourth proportional to 75,097.94, 103,634.64 and 43,266.15 is: 59,706.99
Step by Step Solution
- Step 1: Write the proportion equation
75,097.94 : 103,634.64 = 43,266.15 : x - Step 2: Convert to fraction form
75,097.94/103,634.64 = 43,266.15/x - Step 3: Cross multiply
75,097.94x = 103,634.64 × 43,266.15 - Step 4: Simplify right side
75,097.94x = 4,483,871,879.44 - Step 5: Solve for x
x = 4,483,871,879.44/75,097.94 - Step 6: Final answer
x = 59,706.99
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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.