Finding the Fourth Proportional to 98,251.98, 147,363.62 and 48,318.68
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Solution
The fourth proportional to 98,251.98, 147,363.62 and 48,318.68 is: 72,470.95
Step by Step Solution
- Step 1: Write the proportion equation
98,251.98 : 147,363.62 = 48,318.68 : x - Step 2: Convert to fraction form
98,251.98/147,363.62 = 48,318.68/x - Step 3: Cross multiply
98,251.98x = 147,363.62 × 48,318.68 - Step 4: Simplify right side
98,251.98x = 7,120,414,620.01 - Step 5: Solve for x
x = 7,120,414,620.01/98,251.98 - Step 6: Final answer
x = 72,470.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.