Finding the Fourth Proportional to 189,261.08, 283,847.84 and 56,109.23
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Solution
The fourth proportional to 189,261.08, 283,847.84 and 56,109.23 is: 84,150.87
Step by Step Solution
- Step 1: Write the proportion equation
189,261.08 : 283,847.84 = 56,109.23 : x - Step 2: Convert to fraction form
189,261.08/283,847.84 = 56,109.23/x - Step 3: Cross multiply
189,261.08x = 283,847.84 × 56,109.23 - Step 4: Simplify right side
189,261.08x = 15,926,483,739.56 - Step 5: Solve for x
x = 15,926,483,739.56/189,261.08 - Step 6: Final answer
x = 84,150.87
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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.