Finding the Fourth Proportional to 225,073.24, 310,454.74 and 144,372.96
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Solution
The fourth proportional to 225,073.24, 310,454.74 and 144,372.96 is: 199,140.82
Step by Step Solution
- Step 1: Write the proportion equation
225,073.24 : 310,454.74 = 144,372.96 : x - Step 2: Convert to fraction form
225,073.24/310,454.74 = 144,372.96/x - Step 3: Cross multiply
225,073.24x = 310,454.74 × 144,372.96 - Step 4: Simplify right side
225,073.24x = 44,821,269,759.83 - Step 5: Solve for x
x = 44,821,269,759.83/225,073.24 - Step 6: Final answer
x = 199,140.82
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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.