Finding the Fourth Proportional to 110,417.20, 152,379.44 and 62,027.68
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Solution
The fourth proportional to 110,417.20, 152,379.44 and 62,027.68 is: 85,600.28
Step by Step Solution
- Step 1: Write the proportion equation
110,417.20 : 152,379.44 = 62,027.68 : x - Step 2: Convert to fraction form
110,417.20/152,379.44 = 62,027.68/x - Step 3: Cross multiply
110,417.20x = 152,379.44 × 62,027.68 - Step 4: Simplify right side
110,417.20x = 9,451,743,142.90 - Step 5: Solve for x
x = 9,451,743,142.90/110,417.20 - Step 6: Final answer
x = 85,600.28
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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.