Finding the Fourth Proportional to 136,246.08, 204,403.68 and 42,752.64
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Solution
The fourth proportional to 136,246.08, 204,403.68 and 42,752.64 is: 64,139.80
Step by Step Solution
- Step 1: Write the proportion equation
136,246.08 : 204,403.68 = 42,752.64 : x - Step 2: Convert to fraction form
136,246.08/204,403.68 = 42,752.64/x - Step 3: Cross multiply
136,246.08x = 204,403.68 × 42,752.64 - Step 4: Simplify right side
136,246.08x = 8,738,796,945.72 - Step 5: Solve for x
x = 8,738,796,945.72/136,246.08 - Step 6: Final answer
x = 64,139.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.