Finding the Fourth Proportional to 239,471.36, 359,207.04 and 106,320.32
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Solution
The fourth proportional to 239,471.36, 359,207.04 and 106,320.32 is: 159,480.48
Step by Step Solution
- Step 1: Write the proportion equation
239,471.36 : 359,207.04 = 106,320.32 : x - Step 2: Convert to fraction form
239,471.36/359,207.04 = 106,320.32/x - Step 3: Cross multiply
239,471.36x = 359,207.04 × 106,320.32 - Step 4: Simplify right side
239,471.36x = 38,191,007,439.05 - Step 5: Solve for x
x = 38,191,007,439.05/239,471.36 - Step 6: Final answer
x = 159,480.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.