Finding the Fourth Proportional to 197,182.08, 272,113.28 and 107,758.08
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Solution
The fourth proportional to 197,182.08, 272,113.28 and 107,758.08 is: 148,707.25
Step by Step Solution
- Step 1: Write the proportion equation
197,182.08 : 272,113.28 = 107,758.08 : x - Step 2: Convert to fraction form
197,182.08/272,113.28 = 107,758.08/x - Step 3: Cross multiply
197,182.08x = 272,113.28 × 107,758.08 - Step 4: Simplify right side
197,182.08x = 29,322,404,595.30 - Step 5: Solve for x
x = 29,322,404,595.30/197,182.08 - Step 6: Final answer
x = 148,707.25
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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.