Finding the Fourth Proportional to 225,028.24, 310,392.63 and 144,327.94
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Solution
The fourth proportional to 225,028.24, 310,392.63 and 144,327.94 is: 199,078.70
Step by Step Solution
- Step 1: Write the proportion equation
225,028.24 : 310,392.63 = 144,327.94 : x - Step 2: Convert to fraction form
225,028.24/310,392.63 = 144,327.94/x - Step 3: Cross multiply
225,028.24x = 310,392.63 × 144,327.94 - Step 4: Simplify right side
225,028.24x = 44,798,328,103.10 - Step 5: Solve for x
x = 44,798,328,103.10/225,028.24 - Step 6: Final answer
x = 199,078.70
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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.