Finding the Fourth Proportional to 224,572.20, 336,565.80 and 91,296.96
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Solution
The fourth proportional to 224,572.20, 336,565.80 and 91,296.96 is: 136,826.53
Step by Step Solution
- Step 1: Write the proportion equation
224,572.20 : 336,565.80 = 91,296.96 : x - Step 2: Convert to fraction form
224,572.20/336,565.80 = 91,296.96/x - Step 3: Cross multiply
224,572.20x = 336,565.80 × 91,296.96 - Step 4: Simplify right side
224,572.20x = 30,727,434,379.97 - Step 5: Solve for x
x = 30,727,434,379.97/224,572.20 - Step 6: Final answer
x = 136,826.53
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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.