Finding the Fourth Proportional to 189,011.58, 283,558.05 and 94,292.70
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Solution
The fourth proportional to 189,011.58, 283,558.05 and 94,292.70 is: 141,459.34
Step by Step Solution
- Step 1: Write the proportion equation
189,011.58 : 283,558.05 = 94,292.70 : x - Step 2: Convert to fraction form
189,011.58/283,558.05 = 94,292.70/x - Step 3: Cross multiply
189,011.58x = 283,558.05 × 94,292.70 - Step 4: Simplify right side
189,011.58x = 26,737,454,141.24 - Step 5: Solve for x
x = 26,737,454,141.24/189,011.58 - Step 6: Final answer
x = 141,459.34
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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.