Finding the Fourth Proportional to 141,750.36, 212,625.84 and 133,089.84
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Solution
The fourth proportional to 141,750.36, 212,625.84 and 133,089.84 is: 199,635.04
Step by Step Solution
- Step 1: Write the proportion equation
141,750.36 : 212,625.84 = 133,089.84 : x - Step 2: Convert to fraction form
141,750.36/212,625.84 = 133,089.84/x - Step 3: Cross multiply
141,750.36x = 212,625.84 × 133,089.84 - Step 4: Simplify right side
141,750.36x = 28,298,339,025.47 - Step 5: Solve for x
x = 28,298,339,025.47/141,750.36 - Step 6: Final answer
x = 199,635.04
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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.