Finding the Fourth Proportional to 189,094.36, 283,690.74 and 70,774.84
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Solution
The fourth proportional to 189,094.36, 283,690.74 and 70,774.84 is: 106,180.67
Step by Step Solution
- Step 1: Write the proportion equation
189,094.36 : 283,690.74 = 70,774.84 : x - Step 2: Convert to fraction form
189,094.36/283,690.74 = 70,774.84/x - Step 3: Cross multiply
189,094.36x = 283,690.74 × 70,774.84 - Step 4: Simplify right side
189,094.36x = 20,078,166,732.98 - Step 5: Solve for x
x = 20,078,166,732.98/189,094.36 - Step 6: Final answer
x = 106,180.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.