Finding the Fourth Proportional to 77,925.24, 107,535.40 and 43,933.19
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Solution
The fourth proportional to 77,925.24, 107,535.40 and 43,933.19 is: 60,626.99
Step by Step Solution
- Step 1: Write the proportion equation
77,925.24 : 107,535.40 = 43,933.19 : x - Step 2: Convert to fraction form
77,925.24/107,535.40 = 43,933.19/x - Step 3: Cross multiply
77,925.24x = 107,535.40 × 43,933.19 - Step 4: Simplify right side
77,925.24x = 4,724,372,512.42 - Step 5: Solve for x
x = 4,724,372,512.42/77,925.24 - Step 6: Final answer
x = 60,626.99
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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.