Finding the Fourth Proportional to 227,613.50, 314,106.65 and 125,638.99
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Solution
The fourth proportional to 227,613.50, 314,106.65 and 125,638.99 is: 173,381.82
Step by Step Solution
- Step 1: Write the proportion equation
227,613.50 : 314,106.65 = 125,638.99 : x - Step 2: Convert to fraction form
227,613.50/314,106.65 = 125,638.99/x - Step 3: Cross multiply
227,613.50x = 314,106.65 × 125,638.99 - Step 4: Simplify right side
227,613.50x = 39,464,043,789.54 - Step 5: Solve for x
x = 39,464,043,789.54/227,613.50 - Step 6: Final answer
x = 173,381.82
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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.