Finding the Fourth Proportional to 202,600.24, 279,587.64 and 111,953.68
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Solution
The fourth proportional to 202,600.24, 279,587.64 and 111,953.68 is: 154,495.70
Step by Step Solution
- Step 1: Write the proportion equation
202,600.24 : 279,587.64 = 111,953.68 : x - Step 2: Convert to fraction form
202,600.24/279,587.64 = 111,953.68/x - Step 3: Cross multiply
202,600.24x = 279,587.64 × 111,953.68 - Step 4: Simplify right side
202,600.24x = 31,300,865,180.52 - Step 5: Solve for x
x = 31,300,865,180.52/202,600.24 - Step 6: Final answer
x = 154,495.70
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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.