Finding the Fourth Proportional to 243,595.08, 336,167.25 and 136,182.99
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Solution
The fourth proportional to 243,595.08, 336,167.25 and 136,182.99 is: 187,935.90
Step by Step Solution
- Step 1: Write the proportion equation
243,595.08 : 336,167.25 = 136,182.99 : x - Step 2: Convert to fraction form
243,595.08/336,167.25 = 136,182.99/x - Step 3: Cross multiply
243,595.08x = 336,167.25 × 136,182.99 - Step 4: Simplify right side
243,595.08x = 45,780,261,245.08 - Step 5: Solve for x
x = 45,780,261,245.08/243,595.08 - Step 6: Final answer
x = 187,935.90
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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.