Finding the Fourth Proportional to 225,039.51, 310,272.26 and 144,324.63
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Solution
The fourth proportional to 225,039.51, 310,272.26 and 144,324.63 is: 198,986.96
Step by Step Solution
- Step 1: Write the proportion equation
225,039.51 : 310,272.26 = 144,324.63 : x - Step 2: Convert to fraction form
225,039.51/310,272.26 = 144,324.63/x - Step 3: Cross multiply
225,039.51x = 310,272.26 × 144,324.63 - Step 4: Simplify right side
225,039.51x = 44,779,928,402.14 - Step 5: Solve for x
x = 44,779,928,402.14/225,039.51 - Step 6: Final answer
x = 198,986.96
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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.