Finding the Fourth Proportional to 178,246.94, 245,980.79 and 96,575.31
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Solution
The fourth proportional to 178,246.94, 245,980.79 and 96,575.31 is: 133,273.94
Step by Step Solution
- Step 1: Write the proportion equation
178,246.94 : 245,980.79 = 96,575.31 : x - Step 2: Convert to fraction form
178,246.94/245,980.79 = 96,575.31/x - Step 3: Cross multiply
178,246.94x = 245,980.79 × 96,575.31 - Step 4: Simplify right side
178,246.94x = 23,755,670,565.42 - Step 5: Solve for x
x = 23,755,670,565.42/178,246.94 - Step 6: Final answer
x = 133,273.94
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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.