Finding the Fourth Proportional to 179,258.15, 247,380.29 and 101,738.91
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Solution
The fourth proportional to 179,258.15, 247,380.29 and 101,738.91 is: 140,401.99
Step by Step Solution
- Step 1: Write the proportion equation
179,258.15 : 247,380.29 = 101,738.91 : x - Step 2: Convert to fraction form
179,258.15/247,380.29 = 101,738.91/x - Step 3: Cross multiply
179,258.15x = 247,380.29 × 101,738.91 - Step 4: Simplify right side
179,258.15x = 25,168,201,307.90 - Step 5: Solve for x
x = 25,168,201,307.90/179,258.15 - Step 6: Final answer
x = 140,401.99
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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.