Finding the Fourth Proportional to 227,683.08, 314,213.16 and 125,722.92
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Solution
The fourth proportional to 227,683.08, 314,213.16 and 125,722.92 is: 173,503.43
Step by Step Solution
- Step 1: Write the proportion equation
227,683.08 : 314,213.16 = 125,722.92 : x - Step 2: Convert to fraction form
227,683.08/314,213.16 = 125,722.92/x - Step 3: Cross multiply
227,683.08x = 314,213.16 × 125,722.92 - Step 4: Simplify right side
227,683.08x = 39,503,795,977.63 - Step 5: Solve for x
x = 39,503,795,977.63/227,683.08 - Step 6: Final answer
x = 173,503.43
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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.