Finding the Fourth Proportional to 75,625.96, 113,412.49 and 22,303.79
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Solution
The fourth proportional to 75,625.96, 113,412.49 and 22,303.79 is: 33,447.89
Step by Step Solution
- Step 1: Write the proportion equation
75,625.96 : 113,412.49 = 22,303.79 : x - Step 2: Convert to fraction form
75,625.96/113,412.49 = 22,303.79/x - Step 3: Cross multiply
75,625.96x = 113,412.49 × 22,303.79 - Step 4: Simplify right side
75,625.96x = 2,529,528,332.46 - Step 5: Solve for x
x = 2,529,528,332.46/75,625.96 - Step 6: Final answer
x = 33,447.89
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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.