Finding the Fourth Proportional to 201,454.16, 278,007.29 and 110,819.41
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Solution
The fourth proportional to 201,454.16, 278,007.29 and 110,819.41 is: 152,931.09
Step by Step Solution
- Step 1: Write the proportion equation
201,454.16 : 278,007.29 = 110,819.41 : x - Step 2: Convert to fraction form
201,454.16/278,007.29 = 110,819.41/x - Step 3: Cross multiply
201,454.16x = 278,007.29 × 110,819.41 - Step 4: Simplify right side
201,454.16x = 30,808,603,019.96 - Step 5: Solve for x
x = 30,808,603,019.96/201,454.16 - Step 6: Final answer
x = 152,931.09
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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.