Finding the Fourth Proportional to 98,331.80, 147,497.70 and 24,459.80
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Solution
The fourth proportional to 98,331.80, 147,497.70 and 24,459.80 is: 36,689.70
Step by Step Solution
- Step 1: Write the proportion equation
98,331.80 : 147,497.70 = 24,459.80 : x - Step 2: Convert to fraction form
98,331.80/147,497.70 = 24,459.80/x - Step 3: Cross multiply
98,331.80x = 147,497.70 × 24,459.80 - Step 4: Simplify right side
98,331.80x = 3,607,764,242.46 - Step 5: Solve for x
x = 3,607,764,242.46/98,331.80 - Step 6: Final answer
x = 36,689.70
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1.5x scale
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.