Finding the Fourth Proportional to 98,811.18, 148,240.38 and 32,251.43
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Solution
The fourth proportional to 98,811.18, 148,240.38 and 32,251.43 is: 48,384.84
Step by Step Solution
- Step 1: Write the proportion equation
98,811.18 : 148,240.38 = 32,251.43 : x - Step 2: Convert to fraction form
98,811.18/148,240.38 = 32,251.43/x - Step 3: Cross multiply
98,811.18x = 148,240.38 × 32,251.43 - Step 4: Simplify right side
98,811.18x = 4,780,963,497.54 - Step 5: Solve for x
x = 4,780,963,497.54/98,811.18 - Step 6: Final answer
x = 48,384.84
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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.