Finding the Fourth Proportional to 75,871.34, 104,593.60 and 59,710.62
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Solution
The fourth proportional to 75,871.34, 104,593.60 and 59,710.62 is: 82,314.99
Step by Step Solution
- Step 1: Write the proportion equation
75,871.34 : 104,593.60 = 59,710.62 : x - Step 2: Convert to fraction form
75,871.34/104,593.60 = 59,710.62/x - Step 3: Cross multiply
75,871.34x = 104,593.60 × 59,710.62 - Step 4: Simplify right side
75,871.34x = 6,245,348,704.03 - Step 5: Solve for x
x = 6,245,348,704.03/75,871.34 - Step 6: Final answer
x = 82,314.99
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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.