Finding the Fourth Proportional to 186,533.10, 257,415.96 and 101,650.14
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Solution
The fourth proportional to 186,533.10, 257,415.96 and 101,650.14 is: 140,277.35
Step by Step Solution
- Step 1: Write the proportion equation
186,533.10 : 257,415.96 = 101,650.14 : x - Step 2: Convert to fraction form
186,533.10/257,415.96 = 101,650.14/x - Step 3: Cross multiply
186,533.10x = 257,415.96 × 101,650.14 - Step 4: Simplify right side
186,533.10x = 26,166,368,372.23 - Step 5: Solve for x
x = 26,166,368,372.23/186,533.10 - Step 6: Final answer
x = 140,277.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.