Finding the Fourth Proportional to 186,529.08, 257,410.14 and 101,646.12
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Solution
The fourth proportional to 186,529.08, 257,410.14 and 101,646.12 is: 140,271.65
Step by Step Solution
- Step 1: Write the proportion equation
186,529.08 : 257,410.14 = 101,646.12 : x - Step 2: Convert to fraction form
186,529.08/257,410.14 = 101,646.12/x - Step 3: Cross multiply
186,529.08x = 257,410.14 × 101,646.12 - Step 4: Simplify right side
186,529.08x = 26,164,741,979.66 - Step 5: Solve for x
x = 26,164,741,979.66/186,529.08 - Step 6: Final answer
x = 140,271.65
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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.