Finding the Fourth Proportional to 134,719.11, 202,108.33 and 39,956.70
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Solution
The fourth proportional to 134,719.11, 202,108.33 and 39,956.70 is: 59,943.85
Step by Step Solution
- Step 1: Write the proportion equation
134,719.11 : 202,108.33 = 39,956.70 : x - Step 2: Convert to fraction form
134,719.11/202,108.33 = 39,956.70/x - Step 3: Cross multiply
134,719.11x = 202,108.33 × 39,956.70 - Step 4: Simplify right side
134,719.11x = 8,075,582,717.16 - Step 5: Solve for x
x = 8,075,582,717.16/134,719.11 - Step 6: Final answer
x = 59,943.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.