Finding the Fourth Proportional to 178,584.67, 246,455.79 and 98,011.49
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Solution
The fourth proportional to 178,584.67, 246,455.79 and 98,011.49 is: 135,260.77
Step by Step Solution
- Step 1: Write the proportion equation
178,584.67 : 246,455.79 = 98,011.49 : x - Step 2: Convert to fraction form
178,584.67/246,455.79 = 98,011.49/x - Step 3: Cross multiply
178,584.67x = 246,455.79 × 98,011.49 - Step 4: Simplify right side
178,584.67x = 24,155,499,197.03 - Step 5: Solve for x
x = 24,155,499,197.03/178,584.67 - Step 6: Final answer
x = 135,260.77
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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.