Finding the Fourth Proportional to 107,075.34, 147,747.11 and 59,327.06
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Solution
The fourth proportional to 107,075.34, 147,747.11 and 59,327.06 is: 81,861.99
Step by Step Solution
- Step 1: Write the proportion equation
107,075.34 : 147,747.11 = 59,327.06 : x - Step 2: Convert to fraction form
107,075.34/147,747.11 = 59,327.06/x - Step 3: Cross multiply
107,075.34x = 147,747.11 × 59,327.06 - Step 4: Simplify right side
107,075.34x = 8,765,400,624.43 - Step 5: Solve for x
x = 8,765,400,624.43/107,075.34 - Step 6: Final answer
x = 81,861.99
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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.