Finding the Fourth Proportional to 247,636.68, 341,739.98 and 134,459.44
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Solution
The fourth proportional to 247,636.68, 341,739.98 and 134,459.44 is: 185,554.77
Step by Step Solution
- Step 1: Write the proportion equation
247,636.68 : 341,739.98 = 134,459.44 : x - Step 2: Convert to fraction form
247,636.68/341,739.98 = 134,459.44/x - Step 3: Cross multiply
247,636.68x = 341,739.98 × 134,459.44 - Step 4: Simplify right side
247,636.68x = 45,950,166,336.41 - Step 5: Solve for x
x = 45,950,166,336.41/247,636.68 - Step 6: Final answer
x = 185,554.77
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1.5x scale
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.