Finding the Fourth Proportional to 77,727.74, 107,263.58 and 44,193.74
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Solution
The fourth proportional to 77,727.74, 107,263.58 and 44,193.74 is: 60,986.96
Step by Step Solution
- Step 1: Write the proportion equation
77,727.74 : 107,263.58 = 44,193.74 : x - Step 2: Convert to fraction form
77,727.74/107,263.58 = 44,193.74/x - Step 3: Cross multiply
77,727.74x = 107,263.58 × 44,193.74 - Step 4: Simplify right side
77,727.74x = 4,740,378,008.70 - Step 5: Solve for x
x = 4,740,378,008.70/77,727.74 - Step 6: Final answer
x = 60,986.96
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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.