Finding the Fourth Proportional to 134,399.96, 201,724.47 and 67,886.70
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Solution
The fourth proportional to 134,399.96, 201,724.47 and 67,886.70 is: 101,892.95
Step by Step Solution
- Step 1: Write the proportion equation
134,399.96 : 201,724.47 = 67,886.70 : x - Step 2: Convert to fraction form
134,399.96/201,724.47 = 67,886.70/x - Step 3: Cross multiply
134,399.96x = 201,724.47 × 67,886.70 - Step 4: Simplify right side
134,399.96x = 13,694,408,238.12 - Step 5: Solve for x
x = 13,694,408,238.12/134,399.96 - Step 6: Final answer
x = 101,892.95
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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.