Finding the Fourth Proportional to 225,071.24, 310,451.98 and 144,370.96
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Solution
The fourth proportional to 225,071.24, 310,451.98 and 144,370.96 is: 199,138.06
Step by Step Solution
- Step 1: Write the proportion equation
225,071.24 : 310,451.98 = 144,370.96 : x - Step 2: Convert to fraction form
225,071.24/310,451.98 = 144,370.96/x - Step 3: Cross multiply
225,071.24x = 310,451.98 × 144,370.96 - Step 4: Simplify right side
225,071.24x = 44,820,250,386.50 - Step 5: Solve for x
x = 44,820,250,386.50/225,071.24 - Step 6: Final answer
x = 199,138.06
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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.