Finding the Fourth Proportional to 189,296.08, 283,944.24 and 106,248.40
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Solution
The fourth proportional to 189,296.08, 283,944.24 and 106,248.40 is: 159,372.67
Step by Step Solution
- Step 1: Write the proportion equation
189,296.08 : 283,944.24 = 106,248.40 : x - Step 2: Convert to fraction form
189,296.08/283,944.24 = 106,248.40/x - Step 3: Cross multiply
189,296.08x = 283,944.24 × 106,248.40 - Step 4: Simplify right side
189,296.08x = 30,168,621,189.22 - Step 5: Solve for x
x = 30,168,621,189.22/189,296.08 - Step 6: Final answer
x = 159,372.67
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1.5x scale
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.