Finding the Fourth Proportional to 224,629.92, 309,988.24 and 124,027.20
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Solution
The fourth proportional to 224,629.92, 309,988.24 and 124,027.20 is: 171,156.96
Step by Step Solution
- Step 1: Write the proportion equation
224,629.92 : 309,988.24 = 124,027.20 : x - Step 2: Convert to fraction form
224,629.92/309,988.24 = 124,027.20/x - Step 3: Cross multiply
224,629.92x = 309,988.24 × 124,027.20 - Step 4: Simplify right side
224,629.92x = 38,446,973,440.13 - Step 5: Solve for x
x = 38,446,973,440.13/224,629.92 - Step 6: Final answer
x = 171,156.96
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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.